Home / 35,695.24-49,261.40-19,779.36

Finding the Fourth Proportional to 35,695.24, 49,261.40 and 19,779.36

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Solution

The fourth proportional to 35,695.24, 49,261.40 and 19,779.36 is: 27,296.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,695.24 : 49,261.40 = 19,779.36 : x
  2. Step 2: Convert to fraction form
    35,695.24/49,261.40 = 19,779.36/x
  3. Step 3: Cross multiply
    35,695.24x = 49,261.40 × 19,779.36
  4. Step 4: Simplify right side
    35,695.24x = 974,358,964.70
  5. Step 5: Solve for x
    x = 974,358,964.70/35,695.24
  6. Step 6: Final answer
    x = 27,296.61

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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.