Home / 35,877.12-49,527.68-21,541.76

Finding the Fourth Proportional to 35,877.12, 49,527.68 and 21,541.76

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Solution

The fourth proportional to 35,877.12, 49,527.68 and 21,541.76 is: 29,737.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,877.12 : 49,527.68 = 21,541.76 : x
  2. Step 2: Convert to fraction form
    35,877.12/49,527.68 = 21,541.76/x
  3. Step 3: Cross multiply
    35,877.12x = 49,527.68 × 21,541.76
  4. Step 4: Simplify right side
    35,877.12x = 1,066,913,395.92
  5. Step 5: Solve for x
    x = 1,066,913,395.92/35,877.12
  6. Step 6: Final answer
    x = 29,737.99

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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.