Home / 53,887.41-74,381.86-34,767.72

Finding the Fourth Proportional to 53,887.41, 74,381.86 and 34,767.72

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Solution

The fourth proportional to 53,887.41, 74,381.86 and 34,767.72 is: 47,990.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,887.41 : 74,381.86 = 34,767.72 : x
  2. Step 2: Convert to fraction form
    53,887.41/74,381.86 = 34,767.72/x
  3. Step 3: Cross multiply
    53,887.41x = 74,381.86 × 34,767.72
  4. Step 4: Simplify right side
    53,887.41x = 2,586,087,681.56
  5. Step 5: Solve for x
    x = 2,586,087,681.56/53,887.41
  6. Step 6: Final answer
    x = 47,990.57

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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.