Home / 35,688.48-49,248.05-19,771.98

Finding the Fourth Proportional to 35,688.48, 49,248.05 and 19,771.98

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Solution

The fourth proportional to 35,688.48, 49,248.05 and 19,771.98 is: 27,284.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,688.48 : 49,248.05 = 19,771.98 : x
  2. Step 2: Convert to fraction form
    35,688.48/49,248.05 = 19,771.98/x
  3. Step 3: Cross multiply
    35,688.48x = 49,248.05 × 19,771.98
  4. Step 4: Simplify right side
    35,688.48x = 973,731,360.78
  5. Step 5: Solve for x
    x = 973,731,360.78/35,688.48
  6. Step 6: Final answer
    x = 27,284.19

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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.