Home / 19,366.90-26,726.56-10,870.85

Finding the Fourth Proportional to 19,366.90, 26,726.56 and 10,870.85

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Solution

The fourth proportional to 19,366.90, 26,726.56 and 10,870.85 is: 15,001.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,366.90 : 26,726.56 = 10,870.85 : x
  2. Step 2: Convert to fraction form
    19,366.90/26,726.56 = 10,870.85/x
  3. Step 3: Cross multiply
    19,366.90x = 26,726.56 × 10,870.85
  4. Step 4: Simplify right side
    19,366.90x = 290,540,464.42
  5. Step 5: Solve for x
    x = 290,540,464.42/19,366.90
  6. Step 6: Final answer
    x = 15,001.91

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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.