Home / 35,585.33-53,378.19-9,290.30

Finding the Fourth Proportional to 35,585.33, 53,378.19 and 9,290.30

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Solution

The fourth proportional to 35,585.33, 53,378.19 and 9,290.30 is: 13,935.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,585.33 : 53,378.19 = 9,290.30 : x
  2. Step 2: Convert to fraction form
    35,585.33/53,378.19 = 9,290.30/x
  3. Step 3: Cross multiply
    35,585.33x = 53,378.19 × 9,290.30
  4. Step 4: Simplify right side
    35,585.33x = 495,899,131.67
  5. Step 5: Solve for x
    x = 495,899,131.67/35,585.33
  6. Step 6: Final answer
    x = 13,935.50

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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.