Home / 46,021.28-69,045.36-18,323.36

Finding the Fourth Proportional to 46,021.28, 69,045.36 and 18,323.36

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Solution

The fourth proportional to 46,021.28, 69,045.36 and 18,323.36 is: 27,490.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,021.28 : 69,045.36 = 18,323.36 : x
  2. Step 2: Convert to fraction form
    46,021.28/69,045.36 = 18,323.36/x
  3. Step 3: Cross multiply
    46,021.28x = 69,045.36 × 18,323.36
  4. Step 4: Simplify right side
    46,021.28x = 1,265,142,987.61
  5. Step 5: Solve for x
    x = 1,265,142,987.61/46,021.28
  6. Step 6: Final answer
    x = 27,490.39

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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.