Home / 55,764.51-76,949.91-33,099.63

Finding the Fourth Proportional to 55,764.51, 76,949.91 and 33,099.63

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Solution

The fourth proportional to 55,764.51, 76,949.91 and 33,099.63 is: 45,674.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,764.51 : 76,949.91 = 33,099.63 : x
  2. Step 2: Convert to fraction form
    55,764.51/76,949.91 = 33,099.63/x
  3. Step 3: Cross multiply
    55,764.51x = 76,949.91 × 33,099.63
  4. Step 4: Simplify right side
    55,764.51x = 2,547,013,549.53
  5. Step 5: Solve for x
    x = 2,547,013,549.53/55,764.51
  6. Step 6: Final answer
    x = 45,674.45

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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.