Home / 40,294.90-60,428.01-15,328.30

Finding the Fourth Proportional to 40,294.90, 60,428.01 and 15,328.30

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Solution

The fourth proportional to 40,294.90, 60,428.01 and 15,328.30 is: 22,987.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,294.90 : 60,428.01 = 15,328.30 : x
  2. Step 2: Convert to fraction form
    40,294.90/60,428.01 = 15,328.30/x
  3. Step 3: Cross multiply
    40,294.90x = 60,428.01 × 15,328.30
  4. Step 4: Simplify right side
    40,294.90x = 926,258,665.68
  5. Step 5: Solve for x
    x = 926,258,665.68/40,294.90
  6. Step 6: Final answer
    x = 22,987.00

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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.