Home / 25,612.02-38,392.68-12,269.58

Finding the Fourth Proportional to 25,612.02, 38,392.68 and 12,269.58

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Solution

The fourth proportional to 25,612.02, 38,392.68 and 12,269.58 is: 18,392.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,612.02 : 38,392.68 = 12,269.58 : x
  2. Step 2: Convert to fraction form
    25,612.02/38,392.68 = 12,269.58/x
  3. Step 3: Cross multiply
    25,612.02x = 38,392.68 × 12,269.58
  4. Step 4: Simplify right side
    25,612.02x = 471,062,058.67
  5. Step 5: Solve for x
    x = 471,062,058.67/25,612.02
  6. Step 6: Final answer
    x = 18,392.23

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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.