Home / 30,328.39-45,496.83-10,602.46

Finding the Fourth Proportional to 30,328.39, 45,496.83 and 10,602.46

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Solution

The fourth proportional to 30,328.39, 45,496.83 and 10,602.46 is: 15,905.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,328.39 : 45,496.83 = 10,602.46 : x
  2. Step 2: Convert to fraction form
    30,328.39/45,496.83 = 10,602.46/x
  3. Step 3: Cross multiply
    30,328.39x = 45,496.83 × 10,602.46
  4. Step 4: Simplify right side
    30,328.39x = 482,378,416.83
  5. Step 5: Solve for x
    x = 482,378,416.83/30,328.39
  6. Step 6: Final answer
    x = 15,905.18

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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.