Home / 15,381.19-23,070.63-4,851.55

Finding the Fourth Proportional to 15,381.19, 23,070.63 and 4,851.55

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Solution

The fourth proportional to 15,381.19, 23,070.63 and 4,851.55 is: 7,276.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,381.19 : 23,070.63 = 4,851.55 : x
  2. Step 2: Convert to fraction form
    15,381.19/23,070.63 = 4,851.55/x
  3. Step 3: Cross multiply
    15,381.19x = 23,070.63 × 4,851.55
  4. Step 4: Simplify right side
    15,381.19x = 111,928,354.35
  5. Step 5: Solve for x
    x = 111,928,354.35/15,381.19
  6. Step 6: Final answer
    x = 7,276.96

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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.