Home / 30,048.39-45,073.51-10,326.67

Finding the Fourth Proportional to 30,048.39, 45,073.51 and 10,326.67

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Solution

The fourth proportional to 30,048.39, 45,073.51 and 10,326.67 is: 15,490.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,048.39 : 45,073.51 = 10,326.67 : x
  2. Step 2: Convert to fraction form
    30,048.39/45,073.51 = 10,326.67/x
  3. Step 3: Cross multiply
    30,048.39x = 45,073.51 × 10,326.67
  4. Step 4: Simplify right side
    30,048.39x = 465,459,125.01
  5. Step 5: Solve for x
    x = 465,459,125.01/30,048.39
  6. Step 6: Final answer
    x = 15,490.32

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.