Home / 30,352.42-45,535.40-9,295.42

Finding the Fourth Proportional to 30,352.42, 45,535.40 and 9,295.42

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Solution

The fourth proportional to 30,352.42, 45,535.40 and 9,295.42 is: 13,945.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,352.42 : 45,535.40 = 9,295.42 : x
  2. Step 2: Convert to fraction form
    30,352.42/45,535.40 = 9,295.42/x
  3. Step 3: Cross multiply
    30,352.42x = 45,535.40 × 9,295.42
  4. Step 4: Simplify right side
    30,352.42x = 423,270,621.39
  5. Step 5: Solve for x
    x = 423,270,621.39/30,352.42
  6. Step 6: Final answer
    x = 13,945.20

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1.5x scale

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.