Home / 49,719.14-74,567.90-16,431.32

Finding the Fourth Proportional to 49,719.14, 74,567.90 and 16,431.32

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Solution

The fourth proportional to 49,719.14, 74,567.90 and 16,431.32 is: 24,643.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,719.14 : 74,567.90 = 16,431.32 : x
  2. Step 2: Convert to fraction form
    49,719.14/74,567.90 = 16,431.32/x
  3. Step 3: Cross multiply
    49,719.14x = 74,567.90 × 16,431.32
  4. Step 4: Simplify right side
    49,719.14x = 1,225,249,026.63
  5. Step 5: Solve for x
    x = 1,225,249,026.63/49,719.14
  6. Step 6: Final answer
    x = 24,643.41

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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.