Home / 26,869.16-37,077.72-14,931.78

Finding the Fourth Proportional to 26,869.16, 37,077.72 and 14,931.78

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Solution

The fourth proportional to 26,869.16, 37,077.72 and 14,931.78 is: 20,604.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,869.16 : 37,077.72 = 14,931.78 : x
  2. Step 2: Convert to fraction form
    26,869.16/37,077.72 = 14,931.78/x
  3. Step 3: Cross multiply
    26,869.16x = 37,077.72 × 14,931.78
  4. Step 4: Simplify right side
    26,869.16x = 553,636,357.94
  5. Step 5: Solve for x
    x = 553,636,357.94/26,869.16
  6. Step 6: Final answer
    x = 20,604.90

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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.