Home / 31,369.02-47,059.65-9,182.76

Finding the Fourth Proportional to 31,369.02, 47,059.65 and 9,182.76

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Solution

The fourth proportional to 31,369.02, 47,059.65 and 9,182.76 is: 13,775.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,369.02 : 47,059.65 = 9,182.76 : x
  2. Step 2: Convert to fraction form
    31,369.02/47,059.65 = 9,182.76/x
  3. Step 3: Cross multiply
    31,369.02x = 47,059.65 × 9,182.76
  4. Step 4: Simplify right side
    31,369.02x = 432,137,471.63
  5. Step 5: Solve for x
    x = 432,137,471.63/31,369.02
  6. Step 6: Final answer
    x = 13,775.93

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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.