Home / 43,117.31-64,675.94-13,537.46

Finding the Fourth Proportional to 43,117.31, 64,675.94 and 13,537.46

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Solution

The fourth proportional to 43,117.31, 64,675.94 and 13,537.46 is: 20,306.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,117.31 : 64,675.94 = 13,537.46 : x
  2. Step 2: Convert to fraction form
    43,117.31/64,675.94 = 13,537.46/x
  3. Step 3: Cross multiply
    43,117.31x = 64,675.94 × 13,537.46
  4. Step 4: Simplify right side
    43,117.31x = 875,548,044.71
  5. Step 5: Solve for x
    x = 875,548,044.71/43,117.31
  6. Step 6: Final answer
    x = 20,306.18

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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.