Home / 25,521.99-35,215.19-14,909.57

Finding the Fourth Proportional to 25,521.99, 35,215.19 and 14,909.57

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Solution

The fourth proportional to 25,521.99, 35,215.19 and 14,909.57 is: 20,572.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,521.99 : 35,215.19 = 14,909.57 : x
  2. Step 2: Convert to fraction form
    25,521.99/35,215.19 = 14,909.57/x
  3. Step 3: Cross multiply
    25,521.99x = 35,215.19 × 14,909.57
  4. Step 4: Simplify right side
    25,521.99x = 525,043,340.37
  5. Step 5: Solve for x
    x = 525,043,340.37/25,521.99
  6. Step 6: Final answer
    x = 20,572.19

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Double scale
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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.