Home / 19,223.38-26,528.61-11,271.34

Finding the Fourth Proportional to 19,223.38, 26,528.61 and 11,271.34

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Solution

The fourth proportional to 19,223.38, 26,528.61 and 11,271.34 is: 15,554.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,223.38 : 26,528.61 = 11,271.34 : x
  2. Step 2: Convert to fraction form
    19,223.38/26,528.61 = 11,271.34/x
  3. Step 3: Cross multiply
    19,223.38x = 26,528.61 × 11,271.34
  4. Step 4: Simplify right side
    19,223.38x = 299,012,983.04
  5. Step 5: Solve for x
    x = 299,012,983.04/19,223.38
  6. Step 6: Final answer
    x = 15,554.65

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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.