Home / 55,777.84-76,973.45-30,284.17

Finding the Fourth Proportional to 55,777.84, 76,973.45 and 30,284.17

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Solution

The fourth proportional to 55,777.84, 76,973.45 and 30,284.17 is: 41,792.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,777.84 : 76,973.45 = 30,284.17 : x
  2. Step 2: Convert to fraction form
    55,777.84/76,973.45 = 30,284.17/x
  3. Step 3: Cross multiply
    55,777.84x = 76,973.45 × 30,284.17
  4. Step 4: Simplify right side
    55,777.84x = 2,331,077,045.29
  5. Step 5: Solve for x
    x = 2,331,077,045.29/55,777.84
  6. Step 6: Final answer
    x = 41,792.17

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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.