Home / 40,013.99-60,024.02-11,931.84

Finding the Fourth Proportional to 40,013.99, 60,024.02 and 11,931.84

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Solution

The fourth proportional to 40,013.99, 60,024.02 and 11,931.84 is: 17,898.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,013.99 : 60,024.02 = 11,931.84 : x
  2. Step 2: Convert to fraction form
    40,013.99/60,024.02 = 11,931.84/x
  3. Step 3: Cross multiply
    40,013.99x = 60,024.02 × 11,931.84
  4. Step 4: Simplify right side
    40,013.99x = 716,197,002.80
  5. Step 5: Solve for x
    x = 716,197,002.80/40,013.99
  6. Step 6: Final answer
    x = 17,898.67

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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.