Home / 19,718.78-29,559.24-9,848.73

Finding the Fourth Proportional to 19,718.78, 29,559.24 and 9,848.73

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Solution

The fourth proportional to 19,718.78, 29,559.24 and 9,848.73 is: 14,763.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,718.78 : 29,559.24 = 9,848.73 : x
  2. Step 2: Convert to fraction form
    19,718.78/29,559.24 = 9,848.73/x
  3. Step 3: Cross multiply
    19,718.78x = 29,559.24 × 9,848.73
  4. Step 4: Simplify right side
    19,718.78x = 291,120,973.77
  5. Step 5: Solve for x
    x = 291,120,973.77/19,718.78
  6. Step 6: Final answer
    x = 14,763.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.