Home / 52,531.81-72,492.46-28,658.48

Finding the Fourth Proportional to 52,531.81, 72,492.46 and 28,658.48

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Solution

The fourth proportional to 52,531.81, 72,492.46 and 28,658.48 is: 39,547.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,531.81 : 72,492.46 = 28,658.48 : x
  2. Step 2: Convert to fraction form
    52,531.81/72,492.46 = 28,658.48/x
  3. Step 3: Cross multiply
    52,531.81x = 72,492.46 × 28,658.48
  4. Step 4: Simplify right side
    52,531.81x = 2,077,523,352.60
  5. Step 5: Solve for x
    x = 2,077,523,352.60/52,531.81
  6. Step 6: Final answer
    x = 39,547.91

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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.