Home / 48,590.02-67,071-28,453.38

Finding the Fourth Proportional to 48,590.02, 67,071 and 28,453.38

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Solution

The fourth proportional to 48,590.02, 67,071 and 28,453.38 is: 39,275.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,590.02 : 67,071 = 28,453.38 : x
  2. Step 2: Convert to fraction form
    48,590.02/67,071 = 28,453.38/x
  3. Step 3: Cross multiply
    48,590.02x = 67,071 × 28,453.38
  4. Step 4: Simplify right side
    48,590.02x = 1,908,396,649.98
  5. Step 5: Solve for x
    x = 1,908,396,649.98/48,590.02
  6. Step 6: Final answer
    x = 39,275.49

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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.