Home / 46,928.16-70,338.24-20,602.08

Finding the Fourth Proportional to 46,928.16, 70,338.24 and 20,602.08

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Solution

The fourth proportional to 46,928.16, 70,338.24 and 20,602.08 is: 30,879.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,928.16 : 70,338.24 = 20,602.08 : x
  2. Step 2: Convert to fraction form
    46,928.16/70,338.24 = 20,602.08/x
  3. Step 3: Cross multiply
    46,928.16x = 70,338.24 × 20,602.08
  4. Step 4: Simplify right side
    46,928.16x = 1,449,114,047.54
  5. Step 5: Solve for x
    x = 1,449,114,047.54/46,928.16
  6. Step 6: Final answer
    x = 30,879.41

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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.