Home / 26,000.13-35,877.45-19,197.78

Finding the Fourth Proportional to 26,000.13, 35,877.45 and 19,197.78

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Solution

The fourth proportional to 26,000.13, 35,877.45 and 19,197.78 is: 26,490.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,000.13 : 35,877.45 = 19,197.78 : x
  2. Step 2: Convert to fraction form
    26,000.13/35,877.45 = 19,197.78/x
  3. Step 3: Cross multiply
    26,000.13x = 35,877.45 × 19,197.78
  4. Step 4: Simplify right side
    26,000.13x = 688,767,392.06
  5. Step 5: Solve for x
    x = 688,767,392.06/26,000.13
  6. Step 6: Final answer
    x = 26,490.92

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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.