Home / 39,419.10-54,403.35-26,018.22

Finding the Fourth Proportional to 39,419.10, 54,403.35 and 26,018.22

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Solution

The fourth proportional to 39,419.10, 54,403.35 and 26,018.22 is: 35,908.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,419.10 : 54,403.35 = 26,018.22 : x
  2. Step 2: Convert to fraction form
    39,419.10/54,403.35 = 26,018.22/x
  3. Step 3: Cross multiply
    39,419.10x = 54,403.35 × 26,018.22
  4. Step 4: Simplify right side
    39,419.10x = 1,415,478,329.04
  5. Step 5: Solve for x
    x = 1,415,478,329.04/39,419.10
  6. Step 6: Final answer
    x = 35,908.44

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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.