Home / 25,567.14-35,281.17-14,235.78

Finding the Fourth Proportional to 25,567.14, 35,281.17 and 14,235.78

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Solution

The fourth proportional to 25,567.14, 35,281.17 and 14,235.78 is: 19,644.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,567.14 : 35,281.17 = 14,235.78 : x
  2. Step 2: Convert to fraction form
    25,567.14/35,281.17 = 14,235.78/x
  3. Step 3: Cross multiply
    25,567.14x = 35,281.17 × 14,235.78
  4. Step 4: Simplify right side
    25,567.14x = 502,254,974.26
  5. Step 5: Solve for x
    x = 502,254,974.26/25,567.14
  6. Step 6: Final answer
    x = 19,644.55

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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.