Home / 26,893-37,117.20-15,569.74

Finding the Fourth Proportional to 26,893, 37,117.20 and 15,569.74

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Solution

The fourth proportional to 26,893, 37,117.20 and 15,569.74 is: 21,489.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,893 : 37,117.20 = 15,569.74 : x
  2. Step 2: Convert to fraction form
    26,893/37,117.20 = 15,569.74/x
  3. Step 3: Cross multiply
    26,893x = 37,117.20 × 15,569.74
  4. Step 4: Simplify right side
    26,893x = 577,905,153.53
  5. Step 5: Solve for x
    x = 577,905,153.53/26,893
  6. Step 6: Final answer
    x = 21,489.05

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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.