Home / 19,142.60-26,418.22-10,646.24

Finding the Fourth Proportional to 19,142.60, 26,418.22 and 10,646.24

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Solution

The fourth proportional to 19,142.60, 26,418.22 and 10,646.24 is: 14,692.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,142.60 : 26,418.22 = 10,646.24 : x
  2. Step 2: Convert to fraction form
    19,142.60/26,418.22 = 10,646.24/x
  3. Step 3: Cross multiply
    19,142.60x = 26,418.22 × 10,646.24
  4. Step 4: Simplify right side
    19,142.60x = 281,254,551.79
  5. Step 5: Solve for x
    x = 281,254,551.79/19,142.60
  6. Step 6: Final answer
    x = 14,692.60

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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.