Home / 25,717.93-35,490.55-14,387.38

Finding the Fourth Proportional to 25,717.93, 35,490.55 and 14,387.38

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Solution

The fourth proportional to 25,717.93, 35,490.55 and 14,387.38 is: 19,854.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,717.93 : 35,490.55 = 14,387.38 : x
  2. Step 2: Convert to fraction form
    25,717.93/35,490.55 = 14,387.38/x
  3. Step 3: Cross multiply
    25,717.93x = 35,490.55 × 14,387.38
  4. Step 4: Simplify right side
    25,717.93x = 510,616,029.26
  5. Step 5: Solve for x
    x = 510,616,029.26/25,717.93
  6. Step 6: Final answer
    x = 19,854.48

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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.