Home / 25,585-35,307.30-14,974.12

Finding the Fourth Proportional to 25,585, 35,307.30 and 14,974.12

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Solution

The fourth proportional to 25,585, 35,307.30 and 14,974.12 is: 20,664.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,585 : 35,307.30 = 14,974.12 : x
  2. Step 2: Convert to fraction form
    25,585/35,307.30 = 14,974.12/x
  3. Step 3: Cross multiply
    25,585x = 35,307.30 × 14,974.12
  4. Step 4: Simplify right side
    25,585x = 528,695,747.08
  5. Step 5: Solve for x
    x = 528,695,747.08/25,585
  6. Step 6: Final answer
    x = 20,664.29

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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.