Home / 13,848.42-19,111.02-7,560.66

Finding the Fourth Proportional to 13,848.42, 19,111.02 and 7,560.66

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Solution

The fourth proportional to 13,848.42, 19,111.02 and 7,560.66 is: 10,433.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,848.42 : 19,111.02 = 7,560.66 : x
  2. Step 2: Convert to fraction form
    13,848.42/19,111.02 = 7,560.66/x
  3. Step 3: Cross multiply
    13,848.42x = 19,111.02 × 7,560.66
  4. Step 4: Simplify right side
    13,848.42x = 144,491,924.47
  5. Step 5: Solve for x
    x = 144,491,924.47/13,848.42
  6. Step 6: Final answer
    x = 10,433.82

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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.