Home / 58,658.06-80,948.70-31,800.51

Finding the Fourth Proportional to 58,658.06, 80,948.70 and 31,800.51

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Solution

The fourth proportional to 58,658.06, 80,948.70 and 31,800.51 is: 43,885.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,658.06 : 80,948.70 = 31,800.51 : x
  2. Step 2: Convert to fraction form
    58,658.06/80,948.70 = 31,800.51/x
  3. Step 3: Cross multiply
    58,658.06x = 80,948.70 × 31,800.51
  4. Step 4: Simplify right side
    58,658.06x = 2,574,209,943.84
  5. Step 5: Solve for x
    x = 2,574,209,943.84/58,658.06
  6. Step 6: Final answer
    x = 43,885.01

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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.