Home / 31,570.14-47,340.63-11,834.58

Finding the Fourth Proportional to 31,570.14, 47,340.63 and 11,834.58

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Solution

The fourth proportional to 31,570.14, 47,340.63 and 11,834.58 is: 17,746.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,570.14 : 47,340.63 = 11,834.58 : x
  2. Step 2: Convert to fraction form
    31,570.14/47,340.63 = 11,834.58/x
  3. Step 3: Cross multiply
    31,570.14x = 47,340.63 × 11,834.58
  4. Step 4: Simplify right side
    31,570.14x = 560,256,472.99
  5. Step 5: Solve for x
    x = 560,256,472.99/31,570.14
  6. Step 6: Final answer
    x = 17,746.40

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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.