Home / 30,305.16-45,464.90-9,528.66

Finding the Fourth Proportional to 30,305.16, 45,464.90 and 9,528.66

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Solution

The fourth proportional to 30,305.16, 45,464.90 and 9,528.66 is: 14,295.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,305.16 : 45,464.90 = 9,528.66 : x
  2. Step 2: Convert to fraction form
    30,305.16/45,464.90 = 9,528.66/x
  3. Step 3: Cross multiply
    30,305.16x = 45,464.90 × 9,528.66
  4. Step 4: Simplify right side
    30,305.16x = 433,219,526.39
  5. Step 5: Solve for x
    x = 433,219,526.39/30,305.16
  6. Step 6: Final answer
    x = 14,295.24

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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.