Home / 65,726.18-98,592.80-21,349.65

Finding the Fourth Proportional to 65,726.18, 98,592.80 and 21,349.65

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Solution

The fourth proportional to 65,726.18, 98,592.80 and 21,349.65 is: 32,025.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,726.18 : 98,592.80 = 21,349.65 : x
  2. Step 2: Convert to fraction form
    65,726.18/98,592.80 = 21,349.65/x
  3. Step 3: Cross multiply
    65,726.18x = 98,592.80 × 21,349.65
  4. Step 4: Simplify right side
    65,726.18x = 2,104,921,772.52
  5. Step 5: Solve for x
    x = 2,104,921,772.52/65,726.18
  6. Step 6: Final answer
    x = 32,025.62

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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.