Home / 21,547.79-32,325.33-11,022.38

Finding the Fourth Proportional to 21,547.79, 32,325.33 and 11,022.38

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Solution

The fourth proportional to 21,547.79, 32,325.33 and 11,022.38 is: 16,535.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,547.79 : 32,325.33 = 11,022.38 : x
  2. Step 2: Convert to fraction form
    21,547.79/32,325.33 = 11,022.38/x
  3. Step 3: Cross multiply
    21,547.79x = 32,325.33 × 11,022.38
  4. Step 4: Simplify right side
    21,547.79x = 356,302,070.89
  5. Step 5: Solve for x
    x = 356,302,070.89/21,547.79
  6. Step 6: Final answer
    x = 16,535.43

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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.