Home / 31,528.82-47,300.14-9,343.93

Finding the Fourth Proportional to 31,528.82, 47,300.14 and 9,343.93

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Solution

The fourth proportional to 31,528.82, 47,300.14 and 9,343.93 is: 14,017.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,528.82 : 47,300.14 = 9,343.93 : x
  2. Step 2: Convert to fraction form
    31,528.82/47,300.14 = 9,343.93/x
  3. Step 3: Cross multiply
    31,528.82x = 47,300.14 × 9,343.93
  4. Step 4: Simplify right side
    31,528.82x = 441,969,220.51
  5. Step 5: Solve for x
    x = 441,969,220.51/31,528.82
  6. Step 6: Final answer
    x = 14,017.95

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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.