Home / 31,563.06-47,332.23-11,830.85

Finding the Fourth Proportional to 31,563.06, 47,332.23 and 11,830.85

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Solution

The fourth proportional to 31,563.06, 47,332.23 and 11,830.85 is: 17,741.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,563.06 : 47,332.23 = 11,830.85 : x
  2. Step 2: Convert to fraction form
    31,563.06/47,332.23 = 11,830.85/x
  3. Step 3: Cross multiply
    31,563.06x = 47,332.23 × 11,830.85
  4. Step 4: Simplify right side
    31,563.06x = 559,980,513.30
  5. Step 5: Solve for x
    x = 559,980,513.30/31,563.06
  6. Step 6: Final answer
    x = 17,741.64

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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.