Home / 38,177.49-57,252.52-13,210.76

Finding the Fourth Proportional to 38,177.49, 57,252.52 and 13,210.76

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Solution

The fourth proportional to 38,177.49, 57,252.52 and 13,210.76 is: 19,811.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,177.49 : 57,252.52 = 13,210.76 : x
  2. Step 2: Convert to fraction form
    38,177.49/57,252.52 = 13,210.76/x
  3. Step 3: Cross multiply
    38,177.49x = 57,252.52 × 13,210.76
  4. Step 4: Simplify right side
    38,177.49x = 756,349,460.76
  5. Step 5: Solve for x
    x = 756,349,460.76/38,177.49
  6. Step 6: Final answer
    x = 19,811.40

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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.