Home / 25,010.90-34,518.02-14,402.60

Finding the Fourth Proportional to 25,010.90, 34,518.02 and 14,402.60

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Solution

The fourth proportional to 25,010.90, 34,518.02 and 14,402.60 is: 19,877.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,010.90 : 34,518.02 = 14,402.60 : x
  2. Step 2: Convert to fraction form
    25,010.90/34,518.02 = 14,402.60/x
  3. Step 3: Cross multiply
    25,010.90x = 34,518.02 × 14,402.60
  4. Step 4: Simplify right side
    25,010.90x = 497,149,234.85
  5. Step 5: Solve for x
    x = 497,149,234.85/25,010.90
  6. Step 6: Final answer
    x = 19,877.30

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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.