Home / 19,590.12-27,034.56-10,637.70

Finding the Fourth Proportional to 19,590.12, 27,034.56 and 10,637.70

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Solution

The fourth proportional to 19,590.12, 27,034.56 and 10,637.70 is: 14,680.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,590.12 : 27,034.56 = 10,637.70 : x
  2. Step 2: Convert to fraction form
    19,590.12/27,034.56 = 10,637.70/x
  3. Step 3: Cross multiply
    19,590.12x = 27,034.56 × 10,637.70
  4. Step 4: Simplify right side
    19,590.12x = 287,585,437.53
  5. Step 5: Solve for x
    x = 287,585,437.53/19,590.12
  6. Step 6: Final answer
    x = 14,680.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.