Home / 13,417.18-20,125.74-4,652.08

Finding the Fourth Proportional to 13,417.18, 20,125.74 and 4,652.08

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Solution

The fourth proportional to 13,417.18, 20,125.74 and 4,652.08 is: 6,978.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,417.18 : 20,125.74 = 4,652.08 : x
  2. Step 2: Convert to fraction form
    13,417.18/20,125.74 = 4,652.08/x
  3. Step 3: Cross multiply
    13,417.18x = 20,125.74 × 4,652.08
  4. Step 4: Simplify right side
    13,417.18x = 93,626,552.54
  5. Step 5: Solve for x
    x = 93,626,552.54/13,417.18
  6. Step 6: Final answer
    x = 6,978.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.