Home / 14,743.42-21,948.37-14,655.87

Finding the Fourth Proportional to 14,743.42, 21,948.37 and 14,655.87

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Solution

The fourth proportional to 14,743.42, 21,948.37 and 14,655.87 is: 21,818.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,743.42 : 21,948.37 = 14,655.87 : x
  2. Step 2: Convert to fraction form
    14,743.42/21,948.37 = 14,655.87/x
  3. Step 3: Cross multiply
    14,743.42x = 21,948.37 × 14,655.87
  4. Step 4: Simplify right side
    14,743.42x = 321,672,420.79
  5. Step 5: Solve for x
    x = 321,672,420.79/14,743.42
  6. Step 6: Final answer
    x = 21,818.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.