Home / 40,283.65-60,421.21-10,704.47

Finding the Fourth Proportional to 40,283.65, 60,421.21 and 10,704.47

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Solution

The fourth proportional to 40,283.65, 60,421.21 and 10,704.47 is: 16,055.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,283.65 : 60,421.21 = 10,704.47 : x
  2. Step 2: Convert to fraction form
    40,283.65/60,421.21 = 10,704.47/x
  3. Step 3: Cross multiply
    40,283.65x = 60,421.21 × 10,704.47
  4. Step 4: Simplify right side
    40,283.65x = 646,777,029.81
  5. Step 5: Solve for x
    x = 646,777,029.81/40,283.65
  6. Step 6: Final answer
    x = 16,055.57

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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.