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Finding the Fourth Proportional to 32,507.60, 44,858.16 and 19,079.40

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Solution

The fourth proportional to 32,507.60, 44,858.16 and 19,079.40 is: 26,328.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,507.60 : 44,858.16 = 19,079.40 : x
  2. Step 2: Convert to fraction form
    32,507.60/44,858.16 = 19,079.40/x
  3. Step 3: Cross multiply
    32,507.60x = 44,858.16 × 19,079.40
  4. Step 4: Simplify right side
    32,507.60x = 855,866,777.90
  5. Step 5: Solve for x
    x = 855,866,777.90/32,507.60
  6. Step 6: Final answer
    x = 26,328.21

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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.