Home / 35,980.11-53,957.21-15,205.23

Finding the Fourth Proportional to 35,980.11, 53,957.21 and 15,205.23

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Solution

The fourth proportional to 35,980.11, 53,957.21 and 15,205.23 is: 22,802.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,980.11 : 53,957.21 = 15,205.23 : x
  2. Step 2: Convert to fraction form
    35,980.11/53,957.21 = 15,205.23/x
  3. Step 3: Cross multiply
    35,980.11x = 53,957.21 × 15,205.23
  4. Step 4: Simplify right side
    35,980.11x = 820,431,712.18
  5. Step 5: Solve for x
    x = 820,431,712.18/35,980.11
  6. Step 6: Final answer
    x = 22,802.37

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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.