Home / 31,543.48-43,530.02-17,397.24

Finding the Fourth Proportional to 31,543.48, 43,530.02 and 17,397.24

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Solution

The fourth proportional to 31,543.48, 43,530.02 and 17,397.24 is: 24,008.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,543.48 : 43,530.02 = 17,397.24 : x
  2. Step 2: Convert to fraction form
    31,543.48/43,530.02 = 17,397.24/x
  3. Step 3: Cross multiply
    31,543.48x = 43,530.02 × 17,397.24
  4. Step 4: Simplify right side
    31,543.48x = 757,302,205.14
  5. Step 5: Solve for x
    x = 757,302,205.14/31,543.48
  6. Step 6: Final answer
    x = 24,008.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.