Home / 25,141.64-34,686.74-14,930.36

Finding the Fourth Proportional to 25,141.64, 34,686.74 and 14,930.36

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Solution

The fourth proportional to 25,141.64, 34,686.74 and 14,930.36 is: 20,598.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,141.64 : 34,686.74 = 14,930.36 : x
  2. Step 2: Convert to fraction form
    25,141.64/34,686.74 = 14,930.36/x
  3. Step 3: Cross multiply
    25,141.64x = 34,686.74 × 14,930.36
  4. Step 4: Simplify right side
    25,141.64x = 517,885,267.34
  5. Step 5: Solve for x
    x = 517,885,267.34/25,141.64
  6. Step 6: Final answer
    x = 20,598.71

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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.