Home / 25,317.83-34,941.58-15,251.36

Finding the Fourth Proportional to 25,317.83, 34,941.58 and 15,251.36

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Solution

The fourth proportional to 25,317.83, 34,941.58 and 15,251.36 is: 21,048.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,317.83 : 34,941.58 = 15,251.36 : x
  2. Step 2: Convert to fraction form
    25,317.83/34,941.58 = 15,251.36/x
  3. Step 3: Cross multiply
    25,317.83x = 34,941.58 × 15,251.36
  4. Step 4: Simplify right side
    25,317.83x = 532,906,402.71
  5. Step 5: Solve for x
    x = 532,906,402.71/25,317.83
  6. Step 6: Final answer
    x = 21,048.66

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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.