Home / 34,868.81-52,300.25-13,803.13

Finding the Fourth Proportional to 34,868.81, 52,300.25 and 13,803.13

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Solution

The fourth proportional to 34,868.81, 52,300.25 and 13,803.13 is: 20,703.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,868.81 : 52,300.25 = 13,803.13 : x
  2. Step 2: Convert to fraction form
    34,868.81/52,300.25 = 13,803.13/x
  3. Step 3: Cross multiply
    34,868.81x = 52,300.25 × 13,803.13
  4. Step 4: Simplify right side
    34,868.81x = 721,906,888.28
  5. Step 5: Solve for x
    x = 721,906,888.28/34,868.81
  6. Step 6: Final answer
    x = 20,703.51

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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.