Home / 52,792.64-79,240.80-39,677.12

Finding the Fourth Proportional to 52,792.64, 79,240.80 and 39,677.12

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Solution

The fourth proportional to 52,792.64, 79,240.80 and 39,677.12 is: 59,554.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,792.64 : 79,240.80 = 39,677.12 : x
  2. Step 2: Convert to fraction form
    52,792.64/79,240.80 = 39,677.12/x
  3. Step 3: Cross multiply
    52,792.64x = 79,240.80 × 39,677.12
  4. Step 4: Simplify right side
    52,792.64x = 3,144,046,730.50
  5. Step 5: Solve for x
    x = 3,144,046,730.50/52,792.64
  6. Step 6: Final answer
    x = 59,554.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.