Home / 26,298.81-39,460.41-11,505.78

Finding the Fourth Proportional to 26,298.81, 39,460.41 and 11,505.78

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Solution

The fourth proportional to 26,298.81, 39,460.41 and 11,505.78 is: 17,264.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,298.81 : 39,460.41 = 11,505.78 : x
  2. Step 2: Convert to fraction form
    26,298.81/39,460.41 = 11,505.78/x
  3. Step 3: Cross multiply
    26,298.81x = 39,460.41 × 11,505.78
  4. Step 4: Simplify right side
    26,298.81x = 454,022,541.34
  5. Step 5: Solve for x
    x = 454,022,541.34/26,298.81
  6. Step 6: Final answer
    x = 17,264.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.