Home / 19,023.40-26,248.08-11,947.24

Finding the Fourth Proportional to 19,023.40, 26,248.08 and 11,947.24

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Solution

The fourth proportional to 19,023.40, 26,248.08 and 11,947.24 is: 16,484.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,023.40 : 26,248.08 = 11,947.24 : x
  2. Step 2: Convert to fraction form
    19,023.40/26,248.08 = 11,947.24/x
  3. Step 3: Cross multiply
    19,023.40x = 26,248.08 × 11,947.24
  4. Step 4: Simplify right side
    19,023.40x = 313,592,111.30
  5. Step 5: Solve for x
    x = 313,592,111.30/19,023.40
  6. Step 6: Final answer
    x = 16,484.55

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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.