Home / 40,894.46-56,462.29-30,140.63

Finding the Fourth Proportional to 40,894.46, 56,462.29 and 30,140.63

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Solution

The fourth proportional to 40,894.46, 56,462.29 and 30,140.63 is: 41,614.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,894.46 : 56,462.29 = 30,140.63 : x
  2. Step 2: Convert to fraction form
    40,894.46/56,462.29 = 30,140.63/x
  3. Step 3: Cross multiply
    40,894.46x = 56,462.29 × 30,140.63
  4. Step 4: Simplify right side
    40,894.46x = 1,701,808,634.18
  5. Step 5: Solve for x
    x = 1,701,808,634.18/40,894.46
  6. Step 6: Final answer
    x = 41,614.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.