Home / 59,779.28-89,674.43-15,406.20

Finding the Fourth Proportional to 59,779.28, 89,674.43 and 15,406.20

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Solution

The fourth proportional to 59,779.28, 89,674.43 and 15,406.20 is: 23,110.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,779.28 : 89,674.43 = 15,406.20 : x
  2. Step 2: Convert to fraction form
    59,779.28/89,674.43 = 15,406.20/x
  3. Step 3: Cross multiply
    59,779.28x = 89,674.43 × 15,406.20
  4. Step 4: Simplify right side
    59,779.28x = 1,381,542,126.44
  5. Step 5: Solve for x
    x = 1,381,542,126.44/59,779.28
  6. Step 6: Final answer
    x = 23,110.72

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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.