Home / 19,831.48-29,753.70-15,463.96

Finding the Fourth Proportional to 19,831.48, 29,753.70 and 15,463.96

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Solution

The fourth proportional to 19,831.48, 29,753.70 and 15,463.96 is: 23,200.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,831.48 : 29,753.70 = 15,463.96 : x
  2. Step 2: Convert to fraction form
    19,831.48/29,753.70 = 15,463.96/x
  3. Step 3: Cross multiply
    19,831.48x = 29,753.70 × 15,463.96
  4. Step 4: Simplify right side
    19,831.48x = 460,110,026.65
  5. Step 5: Solve for x
    x = 460,110,026.65/19,831.48
  6. Step 6: Final answer
    x = 23,200.99

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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.