Home / 42,846.23-64,272.41-13,260.26

Finding the Fourth Proportional to 42,846.23, 64,272.41 and 13,260.26

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Solution

The fourth proportional to 42,846.23, 64,272.41 and 13,260.26 is: 19,891.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,846.23 : 64,272.41 = 13,260.26 : x
  2. Step 2: Convert to fraction form
    42,846.23/64,272.41 = 13,260.26/x
  3. Step 3: Cross multiply
    42,846.23x = 64,272.41 × 13,260.26
  4. Step 4: Simplify right side
    42,846.23x = 852,268,801.13
  5. Step 5: Solve for x
    x = 852,268,801.13/42,846.23
  6. Step 6: Final answer
    x = 19,891.34

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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.