Home / 55,637.12-83,454.71-17,686.22

Finding the Fourth Proportional to 55,637.12, 83,454.71 and 17,686.22

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Solution

The fourth proportional to 55,637.12, 83,454.71 and 17,686.22 is: 26,529.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,637.12 : 83,454.71 = 17,686.22 : x
  2. Step 2: Convert to fraction form
    55,637.12/83,454.71 = 17,686.22/x
  3. Step 3: Cross multiply
    55,637.12x = 83,454.71 × 17,686.22
  4. Step 4: Simplify right side
    55,637.12x = 1,475,998,613.95
  5. Step 5: Solve for x
    x = 1,475,998,613.95/55,637.12
  6. Step 6: Final answer
    x = 26,529.03

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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.