Home / 51,779.28-77,746.68-29,617.68

Finding the Fourth Proportional to 51,779.28, 77,746.68 and 29,617.68

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Solution

The fourth proportional to 51,779.28, 77,746.68 and 29,617.68 is: 44,471.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,779.28 : 77,746.68 = 29,617.68 : x
  2. Step 2: Convert to fraction form
    51,779.28/77,746.68 = 29,617.68/x
  3. Step 3: Cross multiply
    51,779.28x = 77,746.68 × 29,617.68
  4. Step 4: Simplify right side
    51,779.28x = 2,302,676,289.30
  5. Step 5: Solve for x
    x = 2,302,676,289.30/51,779.28
  6. Step 6: Final answer
    x = 44,471.00

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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.