Home / 47,618.04-65,716.20-26,399.28

Finding the Fourth Proportional to 47,618.04, 65,716.20 and 26,399.28

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Solution

The fourth proportional to 47,618.04, 65,716.20 and 26,399.28 is: 36,432.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,618.04 : 65,716.20 = 26,399.28 : x
  2. Step 2: Convert to fraction form
    47,618.04/65,716.20 = 26,399.28/x
  3. Step 3: Cross multiply
    47,618.04x = 65,716.20 × 26,399.28
  4. Step 4: Simplify right side
    47,618.04x = 1,734,860,364.34
  5. Step 5: Solve for x
    x = 1,734,860,364.34/47,618.04
  6. Step 6: Final answer
    x = 36,432.84

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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.