Home / 15,355.38-23,032.80-4,260.81

Finding the Fourth Proportional to 15,355.38, 23,032.80 and 4,260.81

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Solution

The fourth proportional to 15,355.38, 23,032.80 and 4,260.81 is: 6,391.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,355.38 : 23,032.80 = 4,260.81 : x
  2. Step 2: Convert to fraction form
    15,355.38/23,032.80 = 4,260.81/x
  3. Step 3: Cross multiply
    15,355.38x = 23,032.80 × 4,260.81
  4. Step 4: Simplify right side
    15,355.38x = 98,138,384.57
  5. Step 5: Solve for x
    x = 98,138,384.57/15,355.38
  6. Step 6: Final answer
    x = 6,391.14

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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.