Home / 25,139.60-34,690.47-14,382.29

Finding the Fourth Proportional to 25,139.60, 34,690.47 and 14,382.29

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Solution

The fourth proportional to 25,139.60, 34,690.47 and 14,382.29 is: 19,846.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,139.60 : 34,690.47 = 14,382.29 : x
  2. Step 2: Convert to fraction form
    25,139.60/34,690.47 = 14,382.29/x
  3. Step 3: Cross multiply
    25,139.60x = 34,690.47 × 14,382.29
  4. Step 4: Simplify right side
    25,139.60x = 498,928,226.32
  5. Step 5: Solve for x
    x = 498,928,226.32/25,139.60
  6. Step 6: Final answer
    x = 19,846.31

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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.