Home / 25,639.76-35,382.85-14,461.76

Finding the Fourth Proportional to 25,639.76, 35,382.85 and 14,461.76

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Solution

The fourth proportional to 25,639.76, 35,382.85 and 14,461.76 is: 19,957.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,639.76 : 35,382.85 = 14,461.76 : x
  2. Step 2: Convert to fraction form
    25,639.76/35,382.85 = 14,461.76/x
  3. Step 3: Cross multiply
    25,639.76x = 35,382.85 × 14,461.76
  4. Step 4: Simplify right side
    25,639.76x = 511,698,284.82
  5. Step 5: Solve for x
    x = 511,698,284.82/25,639.76
  6. Step 6: Final answer
    x = 19,957.22

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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.