Home / 19,117.76-26,382.56-10,734.08

Finding the Fourth Proportional to 19,117.76, 26,382.56 and 10,734.08

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Solution

The fourth proportional to 19,117.76, 26,382.56 and 10,734.08 is: 14,813.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,117.76 : 26,382.56 = 10,734.08 : x
  2. Step 2: Convert to fraction form
    19,117.76/26,382.56 = 10,734.08/x
  3. Step 3: Cross multiply
    19,117.76x = 26,382.56 × 10,734.08
  4. Step 4: Simplify right side
    19,117.76x = 283,192,509.64
  5. Step 5: Solve for x
    x = 283,192,509.64/19,117.76
  6. Step 6: Final answer
    x = 14,813.06

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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.