Home / 35,775.08-49,368.24-19,642.85

Finding the Fourth Proportional to 35,775.08, 49,368.24 and 19,642.85

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Solution

The fourth proportional to 35,775.08, 49,368.24 and 19,642.85 is: 27,106.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,775.08 : 49,368.24 = 19,642.85 : x
  2. Step 2: Convert to fraction form
    35,775.08/49,368.24 = 19,642.85/x
  3. Step 3: Cross multiply
    35,775.08x = 49,368.24 × 19,642.85
  4. Step 4: Simplify right side
    35,775.08x = 969,732,686.24
  5. Step 5: Solve for x
    x = 969,732,686.24/35,775.08
  6. Step 6: Final answer
    x = 27,106.38

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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.