Home / 22,077.47-30,473.48-12,652.31

Finding the Fourth Proportional to 22,077.47, 30,473.48 and 12,652.31

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Solution

The fourth proportional to 22,077.47, 30,473.48 and 12,652.31 is: 17,463.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,077.47 : 30,473.48 = 12,652.31 : x
  2. Step 2: Convert to fraction form
    22,077.47/30,473.48 = 12,652.31/x
  3. Step 3: Cross multiply
    22,077.47x = 30,473.48 × 12,652.31
  4. Step 4: Simplify right side
    22,077.47x = 385,559,915.74
  5. Step 5: Solve for x
    x = 385,559,915.74/22,077.47
  6. Step 6: Final answer
    x = 17,463.95

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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.