Home / 13,023.47-19,535.18-3,162.74

Finding the Fourth Proportional to 13,023.47, 19,535.18 and 3,162.74

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Solution

The fourth proportional to 13,023.47, 19,535.18 and 3,162.74 is: 4,744.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,023.47 : 19,535.18 = 3,162.74 : x
  2. Step 2: Convert to fraction form
    13,023.47/19,535.18 = 3,162.74/x
  3. Step 3: Cross multiply
    13,023.47x = 19,535.18 × 3,162.74
  4. Step 4: Simplify right side
    13,023.47x = 61,784,605.42
  5. Step 5: Solve for x
    x = 61,784,605.42/13,023.47
  6. Step 6: Final answer
    x = 4,744.10

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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.