Home / 26,530.50-36,607.23-19,473.78

Finding the Fourth Proportional to 26,530.50, 36,607.23 and 19,473.78

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Solution

The fourth proportional to 26,530.50, 36,607.23 and 19,473.78 is: 26,870.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,530.50 : 36,607.23 = 19,473.78 : x
  2. Step 2: Convert to fraction form
    26,530.50/36,607.23 = 19,473.78/x
  3. Step 3: Cross multiply
    26,530.50x = 36,607.23 × 19,473.78
  4. Step 4: Simplify right side
    26,530.50x = 712,881,143.43
  5. Step 5: Solve for x
    x = 712,881,143.43/26,530.50
  6. Step 6: Final answer
    x = 26,870.25

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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.