Home / 30,953.28-46,367.52-14,290.08

Finding the Fourth Proportional to 30,953.28, 46,367.52 and 14,290.08

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Solution

The fourth proportional to 30,953.28, 46,367.52 and 14,290.08 is: 21,406.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,953.28 : 46,367.52 = 14,290.08 : x
  2. Step 2: Convert to fraction form
    30,953.28/46,367.52 = 14,290.08/x
  3. Step 3: Cross multiply
    30,953.28x = 46,367.52 × 14,290.08
  4. Step 4: Simplify right side
    30,953.28x = 662,595,570.20
  5. Step 5: Solve for x
    x = 662,595,570.20/30,953.28
  6. Step 6: Final answer
    x = 21,406.31

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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.