Home / 19,248.84-26,562.15-11,181.78

Finding the Fourth Proportional to 19,248.84, 26,562.15 and 11,181.78

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Solution

The fourth proportional to 19,248.84, 26,562.15 and 11,181.78 is: 15,430.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,248.84 : 26,562.15 = 11,181.78 : x
  2. Step 2: Convert to fraction form
    19,248.84/26,562.15 = 11,181.78/x
  3. Step 3: Cross multiply
    19,248.84x = 26,562.15 × 11,181.78
  4. Step 4: Simplify right side
    19,248.84x = 297,012,117.63
  5. Step 5: Solve for x
    x = 297,012,117.63/19,248.84
  6. Step 6: Final answer
    x = 15,430.13

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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.