Home / 31,883.72-44,004.35-18,463.74

Finding the Fourth Proportional to 31,883.72, 44,004.35 and 18,463.74

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Solution

The fourth proportional to 31,883.72, 44,004.35 and 18,463.74 is: 25,482.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,883.72 : 44,004.35 = 18,463.74 : x
  2. Step 2: Convert to fraction form
    31,883.72/44,004.35 = 18,463.74/x
  3. Step 3: Cross multiply
    31,883.72x = 44,004.35 × 18,463.74
  4. Step 4: Simplify right side
    31,883.72x = 812,484,784.95
  5. Step 5: Solve for x
    x = 812,484,784.95/31,883.72
  6. Step 6: Final answer
    x = 25,482.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.