Home / 42,944.58-64,421.19-15,934.32

Finding the Fourth Proportional to 42,944.58, 64,421.19 and 15,934.32

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Solution

The fourth proportional to 42,944.58, 64,421.19 and 15,934.32 is: 23,903.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,944.58 : 64,421.19 = 15,934.32 : x
  2. Step 2: Convert to fraction form
    42,944.58/64,421.19 = 15,934.32/x
  3. Step 3: Cross multiply
    42,944.58x = 64,421.19 × 15,934.32
  4. Step 4: Simplify right side
    42,944.58x = 1,026,507,856.24
  5. Step 5: Solve for x
    x = 1,026,507,856.24/42,944.58
  6. Step 6: Final answer
    x = 23,903.08

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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.