Home / 28,598.30-39,466.92-15,851.46

Finding the Fourth Proportional to 28,598.30, 39,466.92 and 15,851.46

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Solution

The fourth proportional to 28,598.30, 39,466.92 and 15,851.46 is: 21,875.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,598.30 : 39,466.92 = 15,851.46 : x
  2. Step 2: Convert to fraction form
    28,598.30/39,466.92 = 15,851.46/x
  3. Step 3: Cross multiply
    28,598.30x = 39,466.92 × 15,851.46
  4. Step 4: Simplify right side
    28,598.30x = 625,608,303.70
  5. Step 5: Solve for x
    x = 625,608,303.70/28,598.30
  6. Step 6: Final answer
    x = 21,875.72

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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.