Home / 15,513.69-23,275.80-6,754.35

Finding the Fourth Proportional to 15,513.69, 23,275.80 and 6,754.35

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Solution

The fourth proportional to 15,513.69, 23,275.80 and 6,754.35 is: 10,133.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,513.69 : 23,275.80 = 6,754.35 : x
  2. Step 2: Convert to fraction form
    15,513.69/23,275.80 = 6,754.35/x
  3. Step 3: Cross multiply
    15,513.69x = 23,275.80 × 6,754.35
  4. Step 4: Simplify right side
    15,513.69x = 157,212,899.73
  5. Step 5: Solve for x
    x = 157,212,899.73/15,513.69
  6. Step 6: Final answer
    x = 10,133.82

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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.