Home / 31,899.66-44,038.79-22,368.79

Finding the Fourth Proportional to 31,899.66, 44,038.79 and 22,368.79

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Solution

The fourth proportional to 31,899.66, 44,038.79 and 22,368.79 is: 30,881.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,899.66 : 44,038.79 = 22,368.79 : x
  2. Step 2: Convert to fraction form
    31,899.66/44,038.79 = 22,368.79/x
  3. Step 3: Cross multiply
    31,899.66x = 44,038.79 × 22,368.79
  4. Step 4: Simplify right side
    31,899.66x = 985,094,445.36
  5. Step 5: Solve for x
    x = 985,094,445.36/31,899.66
  6. Step 6: Final answer
    x = 30,881.03

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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.