Home / 23,011.83-31,756.75-13,452.53

Finding the Fourth Proportional to 23,011.83, 31,756.75 and 13,452.53

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Solution

The fourth proportional to 23,011.83, 31,756.75 and 13,452.53 is: 18,564.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,011.83 : 31,756.75 = 13,452.53 : x
  2. Step 2: Convert to fraction form
    23,011.83/31,756.75 = 13,452.53/x
  3. Step 3: Cross multiply
    23,011.83x = 31,756.75 × 13,452.53
  4. Step 4: Simplify right side
    23,011.83x = 427,208,609.20
  5. Step 5: Solve for x
    x = 427,208,609.20/23,011.83
  6. Step 6: Final answer
    x = 18,564.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.