Home / 30,337.30-45,497.85-9,277.30

Finding the Fourth Proportional to 30,337.30, 45,497.85 and 9,277.30

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Solution

The fourth proportional to 30,337.30, 45,497.85 and 9,277.30 is: 13,913.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,337.30 : 45,497.85 = 9,277.30 : x
  2. Step 2: Convert to fraction form
    30,337.30/45,497.85 = 9,277.30/x
  3. Step 3: Cross multiply
    30,337.30x = 45,497.85 × 9,277.30
  4. Step 4: Simplify right side
    30,337.30x = 422,097,203.81
  5. Step 5: Solve for x
    x = 422,097,203.81/30,337.30
  6. Step 6: Final answer
    x = 13,913.47

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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.