Home / 48,630.02-72,915.82-19,012.56

Finding the Fourth Proportional to 48,630.02, 72,915.82 and 19,012.56

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Solution

The fourth proportional to 48,630.02, 72,915.82 and 19,012.56 is: 28,507.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,630.02 : 72,915.82 = 19,012.56 : x
  2. Step 2: Convert to fraction form
    48,630.02/72,915.82 = 19,012.56/x
  3. Step 3: Cross multiply
    48,630.02x = 72,915.82 × 19,012.56
  4. Step 4: Simplify right side
    48,630.02x = 1,386,316,402.70
  5. Step 5: Solve for x
    x = 1,386,316,402.70/48,630.02
  6. Step 6: Final answer
    x = 28,507.42

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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.