Home / 53,646.18-80,438.09-35,897.13

Finding the Fourth Proportional to 53,646.18, 80,438.09 and 35,897.13

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Solution

The fourth proportional to 53,646.18, 80,438.09 and 35,897.13 is: 53,824.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,646.18 : 80,438.09 = 35,897.13 : x
  2. Step 2: Convert to fraction form
    53,646.18/80,438.09 = 35,897.13/x
  3. Step 3: Cross multiply
    53,646.18x = 80,438.09 × 35,897.13
  4. Step 4: Simplify right side
    53,646.18x = 2,887,496,394.20
  5. Step 5: Solve for x
    x = 2,887,496,394.20/53,646.18
  6. Step 6: Final answer
    x = 53,824.83

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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.