Home / 55,702.59-76,873.64-31,828.76

Finding the Fourth Proportional to 55,702.59, 76,873.64 and 31,828.76

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Solution

The fourth proportional to 55,702.59, 76,873.64 and 31,828.76 is: 43,926.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,702.59 : 76,873.64 = 31,828.76 : x
  2. Step 2: Convert to fraction form
    55,702.59/76,873.64 = 31,828.76/x
  3. Step 3: Cross multiply
    55,702.59x = 76,873.64 × 31,828.76
  4. Step 4: Simplify right side
    55,702.59x = 2,446,792,637.89
  5. Step 5: Solve for x
    x = 2,446,792,637.89/55,702.59
  6. Step 6: Final answer
    x = 43,926.01

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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.