Home / 40,368.15-60,556.35-15,429.19

Finding the Fourth Proportional to 40,368.15, 60,556.35 and 15,429.19

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Solution

The fourth proportional to 40,368.15, 60,556.35 and 15,429.19 is: 23,145.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,368.15 : 60,556.35 = 15,429.19 : x
  2. Step 2: Convert to fraction form
    40,368.15/60,556.35 = 15,429.19/x
  3. Step 3: Cross multiply
    40,368.15x = 60,556.35 × 15,429.19
  4. Step 4: Simplify right side
    40,368.15x = 934,335,429.86
  5. Step 5: Solve for x
    x = 934,335,429.86/40,368.15
  6. Step 6: Final answer
    x = 23,145.36

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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.