Home / 27,607.02-38,098.35-15,671.82

Finding the Fourth Proportional to 27,607.02, 38,098.35 and 15,671.82

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Solution

The fourth proportional to 27,607.02, 38,098.35 and 15,671.82 is: 21,627.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,607.02 : 38,098.35 = 15,671.82 : x
  2. Step 2: Convert to fraction form
    27,607.02/38,098.35 = 15,671.82/x
  3. Step 3: Cross multiply
    27,607.02x = 38,098.35 × 15,671.82
  4. Step 4: Simplify right side
    27,607.02x = 597,070,483.50
  5. Step 5: Solve for x
    x = 597,070,483.50/27,607.02
  6. Step 6: Final answer
    x = 21,627.49

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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.