Home / 14,955.72-22,429.53-7,564.47

Finding the Fourth Proportional to 14,955.72, 22,429.53 and 7,564.47

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Solution

The fourth proportional to 14,955.72, 22,429.53 and 7,564.47 is: 11,344.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,955.72 : 22,429.53 = 7,564.47 : x
  2. Step 2: Convert to fraction form
    14,955.72/22,429.53 = 7,564.47/x
  3. Step 3: Cross multiply
    14,955.72x = 22,429.53 × 7,564.47
  4. Step 4: Simplify right side
    14,955.72x = 169,667,506.80
  5. Step 5: Solve for x
    x = 169,667,506.80/14,955.72
  6. Step 6: Final answer
    x = 11,344.66

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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.