Home / 13,852.84-19,117.38-7,565.80

Finding the Fourth Proportional to 13,852.84, 19,117.38 and 7,565.80

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Solution

The fourth proportional to 13,852.84, 19,117.38 and 7,565.80 is: 10,441.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,852.84 : 19,117.38 = 7,565.80 : x
  2. Step 2: Convert to fraction form
    13,852.84/19,117.38 = 7,565.80/x
  3. Step 3: Cross multiply
    13,852.84x = 19,117.38 × 7,565.80
  4. Step 4: Simplify right side
    13,852.84x = 144,638,273.60
  5. Step 5: Solve for x
    x = 144,638,273.60/13,852.84
  6. Step 6: Final answer
    x = 10,441.06

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Double scale
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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.