Home / 12,803.22-19,204.65-4,038.05

Finding the Fourth Proportional to 12,803.22, 19,204.65 and 4,038.05

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Solution

The fourth proportional to 12,803.22, 19,204.65 and 4,038.05 is: 6,057.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,803.22 : 19,204.65 = 4,038.05 : x
  2. Step 2: Convert to fraction form
    12,803.22/19,204.65 = 4,038.05/x
  3. Step 3: Cross multiply
    12,803.22x = 19,204.65 × 4,038.05
  4. Step 4: Simplify right side
    12,803.22x = 77,549,384.94
  5. Step 5: Solve for x
    x = 77,549,384.94/12,803.22
  6. Step 6: Final answer
    x = 6,057.02

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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.