Home / 40,225.68-60,347.20-13,574.36

Finding the Fourth Proportional to 40,225.68, 60,347.20 and 13,574.36

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Solution

The fourth proportional to 40,225.68, 60,347.20 and 13,574.36 is: 20,364.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,225.68 : 60,347.20 = 13,574.36 : x
  2. Step 2: Convert to fraction form
    40,225.68/60,347.20 = 13,574.36/x
  3. Step 3: Cross multiply
    40,225.68x = 60,347.20 × 13,574.36
  4. Step 4: Simplify right side
    40,225.68x = 819,174,617.79
  5. Step 5: Solve for x
    x = 819,174,617.79/40,225.68
  6. Step 6: Final answer
    x = 20,364.47

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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.