Home / 31,759.74-47,641.43-9,570.80

Finding the Fourth Proportional to 31,759.74, 47,641.43 and 9,570.80

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Solution

The fourth proportional to 31,759.74, 47,641.43 and 9,570.80 is: 14,356.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,759.74 : 47,641.43 = 9,570.80 : x
  2. Step 2: Convert to fraction form
    31,759.74/47,641.43 = 9,570.80/x
  3. Step 3: Cross multiply
    31,759.74x = 47,641.43 × 9,570.80
  4. Step 4: Simplify right side
    31,759.74x = 455,966,550.39
  5. Step 5: Solve for x
    x = 455,966,550.39/31,759.74
  6. Step 6: Final answer
    x = 14,356.75

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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.