Home / 64,612.30-96,920.26-17,865.16

Finding the Fourth Proportional to 64,612.30, 96,920.26 and 17,865.16

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Solution

The fourth proportional to 64,612.30, 96,920.26 and 17,865.16 is: 26,798.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,612.30 : 96,920.26 = 17,865.16 : x
  2. Step 2: Convert to fraction form
    64,612.30/96,920.26 = 17,865.16/x
  3. Step 3: Cross multiply
    64,612.30x = 96,920.26 × 17,865.16
  4. Step 4: Simplify right side
    64,612.30x = 1,731,495,952.14
  5. Step 5: Solve for x
    x = 1,731,495,952.14/64,612.30
  6. Step 6: Final answer
    x = 26,798.24

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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.