Home / 21,359.02-32,050.02-8,887.65

Finding the Fourth Proportional to 21,359.02, 32,050.02 and 8,887.65

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Solution

The fourth proportional to 21,359.02, 32,050.02 and 8,887.65 is: 13,336.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,359.02 : 32,050.02 = 8,887.65 : x
  2. Step 2: Convert to fraction form
    21,359.02/32,050.02 = 8,887.65/x
  3. Step 3: Cross multiply
    21,359.02x = 32,050.02 × 8,887.65
  4. Step 4: Simplify right side
    21,359.02x = 284,849,440.38
  5. Step 5: Solve for x
    x = 284,849,440.38/21,359.02
  6. Step 6: Final answer
    x = 13,336.26

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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.