Home / 25,672.51-35,424.30-14,340.61

Finding the Fourth Proportional to 25,672.51, 35,424.30 and 14,340.61

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Solution

The fourth proportional to 25,672.51, 35,424.30 and 14,340.61 is: 19,787.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,672.51 : 35,424.30 = 14,340.61 : x
  2. Step 2: Convert to fraction form
    25,672.51/35,424.30 = 14,340.61/x
  3. Step 3: Cross multiply
    25,672.51x = 35,424.30 × 14,340.61
  4. Step 4: Simplify right side
    25,672.51x = 508,006,070.82
  5. Step 5: Solve for x
    x = 508,006,070.82/25,672.51
  6. Step 6: Final answer
    x = 19,787.94

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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.