Home / 46,447.32-69,602.64-20,770.53

Finding the Fourth Proportional to 46,447.32, 69,602.64 and 20,770.53

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Solution

The fourth proportional to 46,447.32, 69,602.64 and 20,770.53 is: 31,125.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,447.32 : 69,602.64 = 20,770.53 : x
  2. Step 2: Convert to fraction form
    46,447.32/69,602.64 = 20,770.53/x
  3. Step 3: Cross multiply
    46,447.32x = 69,602.64 × 20,770.53
  4. Step 4: Simplify right side
    46,447.32x = 1,445,683,500.13
  5. Step 5: Solve for x
    x = 1,445,683,500.13/46,447.32
  6. Step 6: Final answer
    x = 31,125.23

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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.