Home / 10,019.60-15,030.40-3,444.92

Finding the Fourth Proportional to 10,019.60, 15,030.40 and 3,444.92

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Solution

The fourth proportional to 10,019.60, 15,030.40 and 3,444.92 is: 5,167.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,019.60 : 15,030.40 = 3,444.92 : x
  2. Step 2: Convert to fraction form
    10,019.60/15,030.40 = 3,444.92/x
  3. Step 3: Cross multiply
    10,019.60x = 15,030.40 × 3,444.92
  4. Step 4: Simplify right side
    10,019.60x = 51,778,525.57
  5. Step 5: Solve for x
    x = 51,778,525.57/10,019.60
  6. Step 6: Final answer
    x = 5,167.72

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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.