Home / 18,013.12-24,857.44-10,055.16

Finding the Fourth Proportional to 18,013.12, 24,857.44 and 10,055.16

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Solution

The fourth proportional to 18,013.12, 24,857.44 and 10,055.16 is: 13,875.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,013.12 : 24,857.44 = 10,055.16 : x
  2. Step 2: Convert to fraction form
    18,013.12/24,857.44 = 10,055.16/x
  3. Step 3: Cross multiply
    18,013.12x = 24,857.44 × 10,055.16
  4. Step 4: Simplify right side
    18,013.12x = 249,945,536.39
  5. Step 5: Solve for x
    x = 249,945,536.39/18,013.12
  6. Step 6: Final answer
    x = 13,875.75

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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.