Home / 15,703.29-23,541.98-11,543.13

Finding the Fourth Proportional to 15,703.29, 23,541.98 and 11,543.13

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Solution

The fourth proportional to 15,703.29, 23,541.98 and 11,543.13 is: 17,305.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,703.29 : 23,541.98 = 11,543.13 : x
  2. Step 2: Convert to fraction form
    15,703.29/23,541.98 = 11,543.13/x
  3. Step 3: Cross multiply
    15,703.29x = 23,541.98 × 11,543.13
  4. Step 4: Simplify right side
    15,703.29x = 271,748,077.88
  5. Step 5: Solve for x
    x = 271,748,077.88/15,703.29
  6. Step 6: Final answer
    x = 17,305.17

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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.