Home / 31,054.62-46,567.56-9,990.74

Finding the Fourth Proportional to 31,054.62, 46,567.56 and 9,990.74

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Solution

The fourth proportional to 31,054.62, 46,567.56 and 9,990.74 is: 14,981.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,054.62 : 46,567.56 = 9,990.74 : x
  2. Step 2: Convert to fraction form
    31,054.62/46,567.56 = 9,990.74/x
  3. Step 3: Cross multiply
    31,054.62x = 46,567.56 × 9,990.74
  4. Step 4: Simplify right side
    31,054.62x = 465,244,384.39
  5. Step 5: Solve for x
    x = 465,244,384.39/31,054.62
  6. Step 6: Final answer
    x = 14,981.49

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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.