Home / 19,352.36-26,710.65-11,397.15

Finding the Fourth Proportional to 19,352.36, 26,710.65 and 11,397.15

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Solution

The fourth proportional to 19,352.36, 26,710.65 and 11,397.15 is: 15,730.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,352.36 : 26,710.65 = 11,397.15 : x
  2. Step 2: Convert to fraction form
    19,352.36/26,710.65 = 11,397.15/x
  3. Step 3: Cross multiply
    19,352.36x = 26,710.65 × 11,397.15
  4. Step 4: Simplify right side
    19,352.36x = 304,425,284.65
  5. Step 5: Solve for x
    x = 304,425,284.65/19,352.36
  6. Step 6: Final answer
    x = 15,730.66

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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.