Home / 25,116.80-37,712.40-14,045.60

Finding the Fourth Proportional to 25,116.80, 37,712.40 and 14,045.60

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Solution

The fourth proportional to 25,116.80, 37,712.40 and 14,045.60 is: 21,089.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,116.80 : 37,712.40 = 14,045.60 : x
  2. Step 2: Convert to fraction form
    25,116.80/37,712.40 = 14,045.60/x
  3. Step 3: Cross multiply
    25,116.80x = 37,712.40 × 14,045.60
  4. Step 4: Simplify right side
    25,116.80x = 529,693,285.44
  5. Step 5: Solve for x
    x = 529,693,285.44/25,116.80
  6. Step 6: Final answer
    x = 21,089.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.