Home / 23,152.64-34,707.08-21,031.24

Finding the Fourth Proportional to 23,152.64, 34,707.08 and 21,031.24

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Solution

The fourth proportional to 23,152.64, 34,707.08 and 21,031.24 is: 31,526.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,152.64 : 34,707.08 = 21,031.24 : x
  2. Step 2: Convert to fraction form
    23,152.64/34,707.08 = 21,031.24/x
  3. Step 3: Cross multiply
    23,152.64x = 34,707.08 × 21,031.24
  4. Step 4: Simplify right side
    23,152.64x = 729,932,929.18
  5. Step 5: Solve for x
    x = 729,932,929.18/23,152.64
  6. Step 6: Final answer
    x = 31,526.98

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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.