Home / 26,931.40-37,164.98-15,602.44

Finding the Fourth Proportional to 26,931.40, 37,164.98 and 15,602.44

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Solution

The fourth proportional to 26,931.40, 37,164.98 and 15,602.44 is: 21,531.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,931.40 : 37,164.98 = 15,602.44 : x
  2. Step 2: Convert to fraction form
    26,931.40/37,164.98 = 15,602.44/x
  3. Step 3: Cross multiply
    26,931.40x = 37,164.98 × 15,602.44
  4. Step 4: Simplify right side
    26,931.40x = 579,864,370.55
  5. Step 5: Solve for x
    x = 579,864,370.55/26,931.40
  6. Step 6: Final answer
    x = 21,531.16

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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.