Home / 43,032.16-64,492.44-19,322.20

Finding the Fourth Proportional to 43,032.16, 64,492.44 and 19,322.20

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Solution

The fourth proportional to 43,032.16, 64,492.44 and 19,322.20 is: 28,958.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,032.16 : 64,492.44 = 19,322.20 : x
  2. Step 2: Convert to fraction form
    43,032.16/64,492.44 = 19,322.20/x
  3. Step 3: Cross multiply
    43,032.16x = 64,492.44 × 19,322.20
  4. Step 4: Simplify right side
    43,032.16x = 1,246,135,824.17
  5. Step 5: Solve for x
    x = 1,246,135,824.17/43,032.16
  6. Step 6: Final answer
    x = 28,958.24

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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.