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Finding the Fourth Proportional to 35,595.74, 49,117.79 and 19,677.98

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Solution

The fourth proportional to 35,595.74, 49,117.79 and 19,677.98 is: 27,153.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,595.74 : 49,117.79 = 19,677.98 : x
  2. Step 2: Convert to fraction form
    35,595.74/49,117.79 = 19,677.98/x
  3. Step 3: Cross multiply
    35,595.74x = 49,117.79 × 19,677.98
  4. Step 4: Simplify right side
    35,595.74x = 966,538,545.29
  5. Step 5: Solve for x
    x = 966,538,545.29/35,595.74
  6. Step 6: Final answer
    x = 27,153.21

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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.