Home / 30,224.74-45,337.04-8,038.12

Finding the Fourth Proportional to 30,224.74, 45,337.04 and 8,038.12

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Solution

The fourth proportional to 30,224.74, 45,337.04 and 8,038.12 is: 12,057.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,224.74 : 45,337.04 = 8,038.12 : x
  2. Step 2: Convert to fraction form
    30,224.74/45,337.04 = 8,038.12/x
  3. Step 3: Cross multiply
    30,224.74x = 45,337.04 × 8,038.12
  4. Step 4: Simplify right side
    30,224.74x = 364,424,567.96
  5. Step 5: Solve for x
    x = 364,424,567.96/30,224.74
  6. Step 6: Final answer
    x = 12,057.16

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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.