Home / 33,439.02-46,145.59-18,332.31

Finding the Fourth Proportional to 33,439.02, 46,145.59 and 18,332.31

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Solution

The fourth proportional to 33,439.02, 46,145.59 and 18,332.31 is: 25,298.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,439.02 : 46,145.59 = 18,332.31 : x
  2. Step 2: Convert to fraction form
    33,439.02/46,145.59 = 18,332.31/x
  3. Step 3: Cross multiply
    33,439.02x = 46,145.59 × 18,332.31
  4. Step 4: Simplify right side
    33,439.02x = 845,955,261.01
  5. Step 5: Solve for x
    x = 845,955,261.01/33,439.02
  6. Step 6: Final answer
    x = 25,298.45

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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.