Home / 25,323.38-34,947.60-15,254.98

Finding the Fourth Proportional to 25,323.38, 34,947.60 and 15,254.98

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Solution

The fourth proportional to 25,323.38, 34,947.60 and 15,254.98 is: 21,052.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,323.38 : 34,947.60 = 15,254.98 : x
  2. Step 2: Convert to fraction form
    25,323.38/34,947.60 = 15,254.98/x
  3. Step 3: Cross multiply
    25,323.38x = 34,947.60 × 15,254.98
  4. Step 4: Simplify right side
    25,323.38x = 533,124,939.05
  5. Step 5: Solve for x
    x = 533,124,939.05/25,323.38
  6. Step 6: Final answer
    x = 21,052.68

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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.