Home / 32,891.36-45,389.40-17,987.36

Finding the Fourth Proportional to 32,891.36, 45,389.40 and 17,987.36

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Solution

The fourth proportional to 32,891.36, 45,389.40 and 17,987.36 is: 24,822.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,891.36 : 45,389.40 = 17,987.36 : x
  2. Step 2: Convert to fraction form
    32,891.36/45,389.40 = 17,987.36/x
  3. Step 3: Cross multiply
    32,891.36x = 45,389.40 × 17,987.36
  4. Step 4: Simplify right side
    32,891.36x = 816,435,477.98
  5. Step 5: Solve for x
    x = 816,435,477.98/32,891.36
  6. Step 6: Final answer
    x = 24,822.19

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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.