Home / 35,594.08-49,122.12-19,678.68

Finding the Fourth Proportional to 35,594.08, 49,122.12 and 19,678.68

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Solution

The fourth proportional to 35,594.08, 49,122.12 and 19,678.68 is: 27,157.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,594.08 : 49,122.12 = 19,678.68 : x
  2. Step 2: Convert to fraction form
    35,594.08/49,122.12 = 19,678.68/x
  3. Step 3: Cross multiply
    35,594.08x = 49,122.12 × 19,678.68
  4. Step 4: Simplify right side
    35,594.08x = 966,658,480.40
  5. Step 5: Solve for x
    x = 966,658,480.40/35,594.08
  6. Step 6: Final answer
    x = 27,157.84

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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.