Home / 67,927.54-93,718.95-39,613.18

Finding the Fourth Proportional to 67,927.54, 93,718.95 and 39,613.18

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Solution

The fourth proportional to 67,927.54, 93,718.95 and 39,613.18 is: 54,653.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,927.54 : 93,718.95 = 39,613.18 : x
  2. Step 2: Convert to fraction form
    67,927.54/93,718.95 = 39,613.18/x
  3. Step 3: Cross multiply
    67,927.54x = 93,718.95 × 39,613.18
  4. Step 4: Simplify right side
    67,927.54x = 3,712,505,635.76
  5. Step 5: Solve for x
    x = 3,712,505,635.76/67,927.54
  6. Step 6: Final answer
    x = 54,653.91

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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.