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Finding the Fourth Proportional to 21,941.16, 32,916.58 and 10,248

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Solution

The fourth proportional to 21,941.16, 32,916.58 and 10,248 is: 15,374.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,941.16 : 32,916.58 = 10,248 : x
  2. Step 2: Convert to fraction form
    21,941.16/32,916.58 = 10,248/x
  3. Step 3: Cross multiply
    21,941.16x = 32,916.58 × 10,248
  4. Step 4: Simplify right side
    21,941.16x = 337,329,111.84
  5. Step 5: Solve for x
    x = 337,329,111.84/21,941.16
  6. Step 6: Final answer
    x = 15,374.26

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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.