Home / 21,715.81-32,573.62-14,266.38

Finding the Fourth Proportional to 21,715.81, 32,573.62 and 14,266.38

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Solution

The fourth proportional to 21,715.81, 32,573.62 and 14,266.38 is: 21,399.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,715.81 : 32,573.62 = 14,266.38 : x
  2. Step 2: Convert to fraction form
    21,715.81/32,573.62 = 14,266.38/x
  3. Step 3: Cross multiply
    21,715.81x = 32,573.62 × 14,266.38
  4. Step 4: Simplify right side
    21,715.81x = 464,707,605.23
  5. Step 5: Solve for x
    x = 464,707,605.23/21,715.81
  6. Step 6: Final answer
    x = 21,399.51

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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.