Home / 19,547.30-26,955.50-17,387.03

Finding the Fourth Proportional to 19,547.30, 26,955.50 and 17,387.03

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Solution

The fourth proportional to 19,547.30, 26,955.50 and 17,387.03 is: 23,976.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,547.30 : 26,955.50 = 17,387.03 : x
  2. Step 2: Convert to fraction form
    19,547.30/26,955.50 = 17,387.03/x
  3. Step 3: Cross multiply
    19,547.30x = 26,955.50 × 17,387.03
  4. Step 4: Simplify right side
    19,547.30x = 468,675,865.45
  5. Step 5: Solve for x
    x = 468,675,865.45/19,547.30
  6. Step 6: Final answer
    x = 23,976.51

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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.