Home / 35,585.74-53,378.64-9,290.44

Finding the Fourth Proportional to 35,585.74, 53,378.64 and 9,290.44

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Solution

The fourth proportional to 35,585.74, 53,378.64 and 9,290.44 is: 13,935.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,585.74 : 53,378.64 = 9,290.44 : x
  2. Step 2: Convert to fraction form
    35,585.74/53,378.64 = 9,290.44/x
  3. Step 3: Cross multiply
    35,585.74x = 53,378.64 × 9,290.44
  4. Step 4: Simplify right side
    35,585.74x = 495,911,052.20
  5. Step 5: Solve for x
    x = 495,911,052.20/35,585.74
  6. Step 6: Final answer
    x = 13,935.67

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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.