Home / 33,535.04-46,278.12-18,427.86

Finding the Fourth Proportional to 33,535.04, 46,278.12 and 18,427.86

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Solution

The fourth proportional to 33,535.04, 46,278.12 and 18,427.86 is: 25,430.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,535.04 : 46,278.12 = 18,427.86 : x
  2. Step 2: Convert to fraction form
    33,535.04/46,278.12 = 18,427.86/x
  3. Step 3: Cross multiply
    33,535.04x = 46,278.12 × 18,427.86
  4. Step 4: Simplify right side
    33,535.04x = 852,806,716.42
  5. Step 5: Solve for x
    x = 852,806,716.42/33,535.04
  6. Step 6: Final answer
    x = 25,430.32

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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.