Home / 18,341.64-25,301.04-11,263.08

Finding the Fourth Proportional to 18,341.64, 25,301.04 and 11,263.08

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Solution

The fourth proportional to 18,341.64, 25,301.04 and 11,263.08 is: 15,536.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,341.64 : 25,301.04 = 11,263.08 : x
  2. Step 2: Convert to fraction form
    18,341.64/25,301.04 = 11,263.08/x
  3. Step 3: Cross multiply
    18,341.64x = 25,301.04 × 11,263.08
  4. Step 4: Simplify right side
    18,341.64x = 284,967,637.60
  5. Step 5: Solve for x
    x = 284,967,637.60/18,341.64
  6. Step 6: Final answer
    x = 15,536.65

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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.