Home / 48,480.84-66,897.54-28,066.38

Finding the Fourth Proportional to 48,480.84, 66,897.54 and 28,066.38

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Solution

The fourth proportional to 48,480.84, 66,897.54 and 28,066.38 is: 38,728.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,480.84 : 66,897.54 = 28,066.38 : x
  2. Step 2: Convert to fraction form
    48,480.84/66,897.54 = 28,066.38/x
  3. Step 3: Cross multiply
    48,480.84x = 66,897.54 × 28,066.38
  4. Step 4: Simplify right side
    48,480.84x = 1,877,571,778.71
  5. Step 5: Solve for x
    x = 1,877,571,778.71/48,480.84
  6. Step 6: Final answer
    x = 38,728.12

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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.