Home / 55,488.63-83,240.85-18,036.66

Finding the Fourth Proportional to 55,488.63, 83,240.85 and 18,036.66

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Solution

The fourth proportional to 55,488.63, 83,240.85 and 18,036.66 is: 27,057.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,488.63 : 83,240.85 = 18,036.66 : x
  2. Step 2: Convert to fraction form
    55,488.63/83,240.85 = 18,036.66/x
  3. Step 3: Cross multiply
    55,488.63x = 83,240.85 × 18,036.66
  4. Step 4: Simplify right side
    55,488.63x = 1,501,386,909.56
  5. Step 5: Solve for x
    x = 1,501,386,909.56/55,488.63
  6. Step 6: Final answer
    x = 27,057.56

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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.