Home / 15,489.32-23,259.90-15,368.36

Finding the Fourth Proportional to 15,489.32, 23,259.90 and 15,368.36

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Solution

The fourth proportional to 15,489.32, 23,259.90 and 15,368.36 is: 23,078.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,489.32 : 23,259.90 = 15,368.36 : x
  2. Step 2: Convert to fraction form
    15,489.32/23,259.90 = 15,368.36/x
  3. Step 3: Cross multiply
    15,489.32x = 23,259.90 × 15,368.36
  4. Step 4: Simplify right side
    15,489.32x = 357,466,516.76
  5. Step 5: Solve for x
    x = 357,466,516.76/15,489.32
  6. Step 6: Final answer
    x = 23,078.26

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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.