Home / 48,541.17-72,822.75-18,967.47

Finding the Fourth Proportional to 48,541.17, 72,822.75 and 18,967.47

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Solution

The fourth proportional to 48,541.17, 72,822.75 and 18,967.47 is: 28,455.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,541.17 : 72,822.75 = 18,967.47 : x
  2. Step 2: Convert to fraction form
    48,541.17/72,822.75 = 18,967.47/x
  3. Step 3: Cross multiply
    48,541.17x = 72,822.75 × 18,967.47
  4. Step 4: Simplify right side
    48,541.17x = 1,381,262,981.73
  5. Step 5: Solve for x
    x = 1,381,262,981.73/48,541.17
  6. Step 6: Final answer
    x = 28,455.49

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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.