Home / 31,548.85-47,315.16-9,357.19

Finding the Fourth Proportional to 31,548.85, 47,315.16 and 9,357.19

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Solution

The fourth proportional to 31,548.85, 47,315.16 and 9,357.19 is: 14,033.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,548.85 : 47,315.16 = 9,357.19 : x
  2. Step 2: Convert to fraction form
    31,548.85/47,315.16 = 9,357.19/x
  3. Step 3: Cross multiply
    31,548.85x = 47,315.16 × 9,357.19
  4. Step 4: Simplify right side
    31,548.85x = 442,736,823.71
  5. Step 5: Solve for x
    x = 442,736,823.71/31,548.85
  6. Step 6: Final answer
    x = 14,033.38

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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.