Home / 30,934.88-46,381.52-14,285.74

Finding the Fourth Proportional to 30,934.88, 46,381.52 and 14,285.74

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Solution

The fourth proportional to 30,934.88, 46,381.52 and 14,285.74 is: 21,419.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,934.88 : 46,381.52 = 14,285.74 : x
  2. Step 2: Convert to fraction form
    30,934.88/46,381.52 = 14,285.74/x
  3. Step 3: Cross multiply
    30,934.88x = 46,381.52 × 14,285.74
  4. Step 4: Simplify right side
    30,934.88x = 662,594,335.52
  5. Step 5: Solve for x
    x = 662,594,335.52/30,934.88
  6. Step 6: Final answer
    x = 21,419.00

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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.