Home / 25,218.72-34,801.04-14,040.16

Finding the Fourth Proportional to 25,218.72, 34,801.04 and 14,040.16

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Solution

The fourth proportional to 25,218.72, 34,801.04 and 14,040.16 is: 19,374.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,218.72 : 34,801.04 = 14,040.16 : x
  2. Step 2: Convert to fraction form
    25,218.72/34,801.04 = 14,040.16/x
  3. Step 3: Cross multiply
    25,218.72x = 34,801.04 × 14,040.16
  4. Step 4: Simplify right side
    25,218.72x = 488,612,169.77
  5. Step 5: Solve for x
    x = 488,612,169.77/25,218.72
  6. Step 6: Final answer
    x = 19,374.98

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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.