Home / 19,471.53-26,870.68-11,088.03

Finding the Fourth Proportional to 19,471.53, 26,870.68 and 11,088.03

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Solution

The fourth proportional to 19,471.53, 26,870.68 and 11,088.03 is: 15,301.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,471.53 : 26,870.68 = 11,088.03 : x
  2. Step 2: Convert to fraction form
    19,471.53/26,870.68 = 11,088.03/x
  3. Step 3: Cross multiply
    19,471.53x = 26,870.68 × 11,088.03
  4. Step 4: Simplify right side
    19,471.53x = 297,942,905.96
  5. Step 5: Solve for x
    x = 297,942,905.96/19,471.53
  6. Step 6: Final answer
    x = 15,301.46

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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.