Home / 52,290.54-72,160.74-28,417.14

Finding the Fourth Proportional to 52,290.54, 72,160.74 and 28,417.14

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Solution

The fourth proportional to 52,290.54, 72,160.74 and 28,417.14 is: 39,215.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,290.54 : 72,160.74 = 28,417.14 : x
  2. Step 2: Convert to fraction form
    52,290.54/72,160.74 = 28,417.14/x
  3. Step 3: Cross multiply
    52,290.54x = 72,160.74 × 28,417.14
  4. Step 4: Simplify right side
    52,290.54x = 2,050,601,851.08
  5. Step 5: Solve for x
    x = 2,050,601,851.08/52,290.54
  6. Step 6: Final answer
    x = 39,215.54

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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.