Home / 25,010.40-34,515-14,400.48

Finding the Fourth Proportional to 25,010.40, 34,515 and 14,400.48

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Solution

The fourth proportional to 25,010.40, 34,515 and 14,400.48 is: 19,873.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,010.40 : 34,515 = 14,400.48 : x
  2. Step 2: Convert to fraction form
    25,010.40/34,515 = 14,400.48/x
  3. Step 3: Cross multiply
    25,010.40x = 34,515 × 14,400.48
  4. Step 4: Simplify right side
    25,010.40x = 497,032,567.20
  5. Step 5: Solve for x
    x = 497,032,567.20/25,010.40
  6. Step 6: Final answer
    x = 19,873.04

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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.