Home / 46,412.51-69,651.93-19,777.15

Finding the Fourth Proportional to 46,412.51, 69,651.93 and 19,777.15

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Solution

The fourth proportional to 46,412.51, 69,651.93 and 19,777.15 is: 29,679.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,412.51 : 69,651.93 = 19,777.15 : x
  2. Step 2: Convert to fraction form
    46,412.51/69,651.93 = 19,777.15/x
  3. Step 3: Cross multiply
    46,412.51x = 69,651.93 × 19,777.15
  4. Step 4: Simplify right side
    46,412.51x = 1,377,516,456.19
  5. Step 5: Solve for x
    x = 1,377,516,456.19/46,412.51
  6. Step 6: Final answer
    x = 29,679.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.