Home / 21,835.79-32,726.28-9,341.13

Finding the Fourth Proportional to 21,835.79, 32,726.28 and 9,341.13

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Solution

The fourth proportional to 21,835.79, 32,726.28 and 9,341.13 is: 13,999.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,835.79 : 32,726.28 = 9,341.13 : x
  2. Step 2: Convert to fraction form
    21,835.79/32,726.28 = 9,341.13/x
  3. Step 3: Cross multiply
    21,835.79x = 32,726.28 × 9,341.13
  4. Step 4: Simplify right side
    21,835.79x = 305,700,435.90
  5. Step 5: Solve for x
    x = 305,700,435.90/21,835.79
  6. Step 6: Final answer
    x = 13,999.97

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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.