Home / 25,125.16-34,672.77-13,947.16

Finding the Fourth Proportional to 25,125.16, 34,672.77 and 13,947.16

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Solution

The fourth proportional to 25,125.16, 34,672.77 and 13,947.16 is: 19,247.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,125.16 : 34,672.77 = 13,947.16 : x
  2. Step 2: Convert to fraction form
    25,125.16/34,672.77 = 13,947.16/x
  3. Step 3: Cross multiply
    25,125.16x = 34,672.77 × 13,947.16
  4. Step 4: Simplify right side
    25,125.16x = 483,586,670.83
  5. Step 5: Solve for x
    x = 483,586,670.83/25,125.16
  6. Step 6: Final answer
    x = 19,247.11

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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.