Home / 28,598.55-39,464.97-15,852.29

Finding the Fourth Proportional to 28,598.55, 39,464.97 and 15,852.29

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Solution

The fourth proportional to 28,598.55, 39,464.97 and 15,852.29 is: 21,875.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,598.55 : 39,464.97 = 15,852.29 : x
  2. Step 2: Convert to fraction form
    28,598.55/39,464.97 = 15,852.29/x
  3. Step 3: Cross multiply
    28,598.55x = 39,464.97 × 15,852.29
  4. Step 4: Simplify right side
    28,598.55x = 625,609,951.96
  5. Step 5: Solve for x
    x = 625,609,951.96/28,598.55
  6. Step 6: Final answer
    x = 21,875.58

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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.