Home / 52,405.61-72,317.36-28,532.24

Finding the Fourth Proportional to 52,405.61, 72,317.36 and 28,532.24

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Solution

The fourth proportional to 52,405.61, 72,317.36 and 28,532.24 is: 39,373.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,405.61 : 72,317.36 = 28,532.24 : x
  2. Step 2: Convert to fraction form
    52,405.61/72,317.36 = 28,532.24/x
  3. Step 3: Cross multiply
    52,405.61x = 72,317.36 × 28,532.24
  4. Step 4: Simplify right side
    52,405.61x = 2,063,376,271.69
  5. Step 5: Solve for x
    x = 2,063,376,271.69/52,405.61
  6. Step 6: Final answer
    x = 39,373.19

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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.