Home / 35,595.80-49,123.19-19,681.28

Finding the Fourth Proportional to 35,595.80, 49,123.19 and 19,681.28

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Solution

The fourth proportional to 35,595.80, 49,123.19 and 19,681.28 is: 27,160.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,595.80 : 49,123.19 = 19,681.28 : x
  2. Step 2: Convert to fraction form
    35,595.80/49,123.19 = 19,681.28/x
  3. Step 3: Cross multiply
    35,595.80x = 49,123.19 × 19,681.28
  4. Step 4: Simplify right side
    35,595.80x = 966,807,060.47
  5. Step 5: Solve for x
    x = 966,807,060.47/35,595.80
  6. Step 6: Final answer
    x = 27,160.70

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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.