Home / 14,741.20-22,111.80-8,836.30

Finding the Fourth Proportional to 14,741.20, 22,111.80 and 8,836.30

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Solution

The fourth proportional to 14,741.20, 22,111.80 and 8,836.30 is: 13,254.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,741.20 : 22,111.80 = 8,836.30 : x
  2. Step 2: Convert to fraction form
    14,741.20/22,111.80 = 8,836.30/x
  3. Step 3: Cross multiply
    14,741.20x = 22,111.80 × 8,836.30
  4. Step 4: Simplify right side
    14,741.20x = 195,386,498.34
  5. Step 5: Solve for x
    x = 195,386,498.34/14,741.20
  6. Step 6: Final answer
    x = 13,254.45

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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.