Home / 17,638.70-24,341.40-10,569.21

Finding the Fourth Proportional to 17,638.70, 24,341.40 and 10,569.21

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Solution

The fourth proportional to 17,638.70, 24,341.40 and 10,569.21 is: 14,585.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,638.70 : 24,341.40 = 10,569.21 : x
  2. Step 2: Convert to fraction form
    17,638.70/24,341.40 = 10,569.21/x
  3. Step 3: Cross multiply
    17,638.70x = 24,341.40 × 10,569.21
  4. Step 4: Simplify right side
    17,638.70x = 257,269,368.29
  5. Step 5: Solve for x
    x = 257,269,368.29/17,638.70
  6. Step 6: Final answer
    x = 14,585.51

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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.