Home / 48,438.02-72,613.98-18,848.94

Finding the Fourth Proportional to 48,438.02, 72,613.98 and 18,848.94

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Solution

The fourth proportional to 48,438.02, 72,613.98 and 18,848.94 is: 28,256.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,438.02 : 72,613.98 = 18,848.94 : x
  2. Step 2: Convert to fraction form
    48,438.02/72,613.98 = 18,848.94/x
  3. Step 3: Cross multiply
    48,438.02x = 72,613.98 × 18,848.94
  4. Step 4: Simplify right side
    48,438.02x = 1,368,696,552.18
  5. Step 5: Solve for x
    x = 1,368,696,552.18/48,438.02
  6. Step 6: Final answer
    x = 28,256.66

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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.