Home / 28,598.46-39,464.82-15,852.18

Finding the Fourth Proportional to 28,598.46, 39,464.82 and 15,852.18

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Solution

The fourth proportional to 28,598.46, 39,464.82 and 15,852.18 is: 21,875.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,598.46 : 39,464.82 = 15,852.18 : x
  2. Step 2: Convert to fraction form
    28,598.46/39,464.82 = 15,852.18/x
  3. Step 3: Cross multiply
    28,598.46x = 39,464.82 × 15,852.18
  4. Step 4: Simplify right side
    28,598.46x = 625,603,430.31
  5. Step 5: Solve for x
    x = 625,603,430.31/28,598.46
  6. Step 6: Final answer
    x = 21,875.42

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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.