Home / 32,411.90-44,739.48-18,987.44

Finding the Fourth Proportional to 32,411.90, 44,739.48 and 18,987.44

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Solution

The fourth proportional to 32,411.90, 44,739.48 and 18,987.44 is: 26,209.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,411.90 : 44,739.48 = 18,987.44 : x
  2. Step 2: Convert to fraction form
    32,411.90/44,739.48 = 18,987.44/x
  3. Step 3: Cross multiply
    32,411.90x = 44,739.48 × 18,987.44
  4. Step 4: Simplify right side
    32,411.90x = 849,487,968.43
  5. Step 5: Solve for x
    x = 849,487,968.43/32,411.90
  6. Step 6: Final answer
    x = 26,209.14

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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.