Home / 21,592.70-32,364.43-9,881.31

Finding the Fourth Proportional to 21,592.70, 32,364.43 and 9,881.31

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Solution

The fourth proportional to 21,592.70, 32,364.43 and 9,881.31 is: 14,810.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,592.70 : 32,364.43 = 9,881.31 : x
  2. Step 2: Convert to fraction form
    21,592.70/32,364.43 = 9,881.31/x
  3. Step 3: Cross multiply
    21,592.70x = 32,364.43 × 9,881.31
  4. Step 4: Simplify right side
    21,592.70x = 319,803,062.47
  5. Step 5: Solve for x
    x = 319,803,062.47/21,592.70
  6. Step 6: Final answer
    x = 14,810.70

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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.