Home / 58,683.12-80,981.28-33,531.12

Finding the Fourth Proportional to 58,683.12, 80,981.28 and 33,531.12

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Solution

The fourth proportional to 58,683.12, 80,981.28 and 33,531.12 is: 46,272.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,683.12 : 80,981.28 = 33,531.12 : x
  2. Step 2: Convert to fraction form
    58,683.12/80,981.28 = 33,531.12/x
  3. Step 3: Cross multiply
    58,683.12x = 80,981.28 × 33,531.12
  4. Step 4: Simplify right side
    58,683.12x = 2,715,393,017.43
  5. Step 5: Solve for x
    x = 2,715,393,017.43/58,683.12
  6. Step 6: Final answer
    x = 46,272.13

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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.