Home / 26,510.51-39,732.93-13,355.70

Finding the Fourth Proportional to 26,510.51, 39,732.93 and 13,355.70

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Solution

The fourth proportional to 26,510.51, 39,732.93 and 13,355.70 is: 20,017.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,510.51 : 39,732.93 = 13,355.70 : x
  2. Step 2: Convert to fraction form
    26,510.51/39,732.93 = 13,355.70/x
  3. Step 3: Cross multiply
    26,510.51x = 39,732.93 × 13,355.70
  4. Step 4: Simplify right side
    26,510.51x = 530,661,093.20
  5. Step 5: Solve for x
    x = 530,661,093.20/26,510.51
  6. Step 6: Final answer
    x = 20,017.01

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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.