Home / 26,827.47-37,023.53-15,499.05

Finding the Fourth Proportional to 26,827.47, 37,023.53 and 15,499.05

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Solution

The fourth proportional to 26,827.47, 37,023.53 and 15,499.05 is: 21,389.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,827.47 : 37,023.53 = 15,499.05 : x
  2. Step 2: Convert to fraction form
    26,827.47/37,023.53 = 15,499.05/x
  3. Step 3: Cross multiply
    26,827.47x = 37,023.53 × 15,499.05
  4. Step 4: Simplify right side
    26,827.47x = 573,829,465.15
  5. Step 5: Solve for x
    x = 573,829,465.15/26,827.47
  6. Step 6: Final answer
    x = 21,389.62

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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.