Home / 13,852.48-19,117.20-7,565.44

Finding the Fourth Proportional to 13,852.48, 19,117.20 and 7,565.44

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Solution

The fourth proportional to 13,852.48, 19,117.20 and 7,565.44 is: 10,440.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,852.48 : 19,117.20 = 7,565.44 : x
  2. Step 2: Convert to fraction form
    13,852.48/19,117.20 = 7,565.44/x
  3. Step 3: Cross multiply
    13,852.48x = 19,117.20 × 7,565.44
  4. Step 4: Simplify right side
    13,852.48x = 144,630,029.57
  5. Step 5: Solve for x
    x = 144,630,029.57/13,852.48
  6. Step 6: Final answer
    x = 10,440.73

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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.