Home / 23,088.42-34,632.63-13,220.87

Finding the Fourth Proportional to 23,088.42, 34,632.63 and 13,220.87

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Solution

The fourth proportional to 23,088.42, 34,632.63 and 13,220.87 is: 19,831.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,088.42 : 34,632.63 = 13,220.87 : x
  2. Step 2: Convert to fraction form
    23,088.42/34,632.63 = 13,220.87/x
  3. Step 3: Cross multiply
    23,088.42x = 34,632.63 × 13,220.87
  4. Step 4: Simplify right side
    23,088.42x = 457,873,325.82
  5. Step 5: Solve for x
    x = 457,873,325.82/23,088.42
  6. Step 6: Final answer
    x = 19,831.30

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Similar ratio
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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.