Home / 13,133.27-19,700.07-4,368.18

Finding the Fourth Proportional to 13,133.27, 19,700.07 and 4,368.18

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Solution

The fourth proportional to 13,133.27, 19,700.07 and 4,368.18 is: 6,552.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,133.27 : 19,700.07 = 4,368.18 : x
  2. Step 2: Convert to fraction form
    13,133.27/19,700.07 = 4,368.18/x
  3. Step 3: Cross multiply
    13,133.27x = 19,700.07 × 4,368.18
  4. Step 4: Simplify right side
    13,133.27x = 86,053,451.77
  5. Step 5: Solve for x
    x = 86,053,451.77/13,133.27
  6. Step 6: Final answer
    x = 6,552.32

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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.