Home / 31,822.61-43,916.59-17,675.45

Finding the Fourth Proportional to 31,822.61, 43,916.59 and 17,675.45

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Solution

The fourth proportional to 31,822.61, 43,916.59 and 17,675.45 is: 24,392.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,822.61 : 43,916.59 = 17,675.45 : x
  2. Step 2: Convert to fraction form
    31,822.61/43,916.59 = 17,675.45/x
  3. Step 3: Cross multiply
    31,822.61x = 43,916.59 × 17,675.45
  4. Step 4: Simplify right side
    31,822.61x = 776,245,490.72
  5. Step 5: Solve for x
    x = 776,245,490.72/31,822.61
  6. Step 6: Final answer
    x = 24,392.89

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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.