Home / 30,895.59-46,228.56-18,422.40

Finding the Fourth Proportional to 30,895.59, 46,228.56 and 18,422.40

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Solution

The fourth proportional to 30,895.59, 46,228.56 and 18,422.40 is: 27,565.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,895.59 : 46,228.56 = 18,422.40 : x
  2. Step 2: Convert to fraction form
    30,895.59/46,228.56 = 18,422.40/x
  3. Step 3: Cross multiply
    30,895.59x = 46,228.56 × 18,422.40
  4. Step 4: Simplify right side
    30,895.59x = 851,641,023.74
  5. Step 5: Solve for x
    x = 851,641,023.74/30,895.59
  6. Step 6: Final answer
    x = 27,565.13

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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.