Home / 30,602.28-45,899.10-9,823.08

Finding the Fourth Proportional to 30,602.28, 45,899.10 and 9,823.08

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Solution

The fourth proportional to 30,602.28, 45,899.10 and 9,823.08 is: 14,733.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,602.28 : 45,899.10 = 9,823.08 : x
  2. Step 2: Convert to fraction form
    30,602.28/45,899.10 = 9,823.08/x
  3. Step 3: Cross multiply
    30,602.28x = 45,899.10 × 9,823.08
  4. Step 4: Simplify right side
    30,602.28x = 450,870,531.23
  5. Step 5: Solve for x
    x = 450,870,531.23/30,602.28
  6. Step 6: Final answer
    x = 14,733.23

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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.