Home / 13,833.16-19,088.10-7,864.84

Finding the Fourth Proportional to 13,833.16, 19,088.10 and 7,864.84

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Solution

The fourth proportional to 13,833.16, 19,088.10 and 7,864.84 is: 10,852.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,833.16 : 19,088.10 = 7,864.84 : x
  2. Step 2: Convert to fraction form
    13,833.16/19,088.10 = 7,864.84/x
  3. Step 3: Cross multiply
    13,833.16x = 19,088.10 × 7,864.84
  4. Step 4: Simplify right side
    13,833.16x = 150,124,852.40
  5. Step 5: Solve for x
    x = 150,124,852.40/13,833.16
  6. Step 6: Final answer
    x = 10,852.53

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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.