Home / 40,014.11-60,024.21-11,931.98

Finding the Fourth Proportional to 40,014.11, 60,024.21 and 11,931.98

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Solution

The fourth proportional to 40,014.11, 60,024.21 and 11,931.98 is: 17,898.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,014.11 : 60,024.21 = 11,931.98 : x
  2. Step 2: Convert to fraction form
    40,014.11/60,024.21 = 11,931.98/x
  3. Step 3: Cross multiply
    40,014.11x = 60,024.21 × 11,931.98
  4. Step 4: Simplify right side
    40,014.11x = 716,207,328.37
  5. Step 5: Solve for x
    x = 716,207,328.37/40,014.11
  6. Step 6: Final answer
    x = 17,898.87

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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.