Home / 30,350.16-45,525.18-9,575.28

Finding the Fourth Proportional to 30,350.16, 45,525.18 and 9,575.28

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Solution

The fourth proportional to 30,350.16, 45,525.18 and 9,575.28 is: 14,362.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,350.16 : 45,525.18 = 9,575.28 : x
  2. Step 2: Convert to fraction form
    30,350.16/45,525.18 = 9,575.28/x
  3. Step 3: Cross multiply
    30,350.16x = 45,525.18 × 9,575.28
  4. Step 4: Simplify right side
    30,350.16x = 435,916,345.55
  5. Step 5: Solve for x
    x = 435,916,345.55/30,350.16
  6. Step 6: Final answer
    x = 14,362.90

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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.