Home / 35,908.29-53,866.18-13,740.21

Finding the Fourth Proportional to 35,908.29, 53,866.18 and 13,740.21

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Solution

The fourth proportional to 35,908.29, 53,866.18 and 13,740.21 is: 20,611.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,908.29 : 53,866.18 = 13,740.21 : x
  2. Step 2: Convert to fraction form
    35,908.29/53,866.18 = 13,740.21/x
  3. Step 3: Cross multiply
    35,908.29x = 53,866.18 × 13,740.21
  4. Step 4: Simplify right side
    35,908.29x = 740,132,625.10
  5. Step 5: Solve for x
    x = 740,132,625.10/35,908.29
  6. Step 6: Final answer
    x = 20,611.75

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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.