Home / 15,772.59-23,658.89-4,085.81

Finding the Fourth Proportional to 15,772.59, 23,658.89 and 4,085.81

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Solution

The fourth proportional to 15,772.59, 23,658.89 and 4,085.81 is: 6,128.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,772.59 : 23,658.89 = 4,085.81 : x
  2. Step 2: Convert to fraction form
    15,772.59/23,658.89 = 4,085.81/x
  3. Step 3: Cross multiply
    15,772.59x = 23,658.89 × 4,085.81
  4. Step 4: Simplify right side
    15,772.59x = 96,665,798.71
  5. Step 5: Solve for x
    x = 96,665,798.71/15,772.59
  6. Step 6: Final answer
    x = 6,128.72

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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.