Home / 26,569.68-36,678.60-15,389.52

Finding the Fourth Proportional to 26,569.68, 36,678.60 and 15,389.52

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Solution

The fourth proportional to 26,569.68, 36,678.60 and 15,389.52 is: 21,244.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,569.68 : 36,678.60 = 15,389.52 : x
  2. Step 2: Convert to fraction form
    26,569.68/36,678.60 = 15,389.52/x
  3. Step 3: Cross multiply
    26,569.68x = 36,678.60 × 15,389.52
  4. Step 4: Simplify right side
    26,569.68x = 564,466,048.27
  5. Step 5: Solve for x
    x = 564,466,048.27/26,569.68
  6. Step 6: Final answer
    x = 21,244.74

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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.