Home / 15,808.83-23,701.71-9,135.92

Finding the Fourth Proportional to 15,808.83, 23,701.71 and 9,135.92

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Solution

The fourth proportional to 15,808.83, 23,701.71 and 9,135.92 is: 13,697.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,808.83 : 23,701.71 = 9,135.92 : x
  2. Step 2: Convert to fraction form
    15,808.83/23,701.71 = 9,135.92/x
  3. Step 3: Cross multiply
    15,808.83x = 23,701.71 × 9,135.92
  4. Step 4: Simplify right side
    15,808.83x = 216,536,807.91
  5. Step 5: Solve for x
    x = 216,536,807.91/15,808.83
  6. Step 6: Final answer
    x = 13,697.21

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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.