Home / 30,412.80-45,625.02-9,349.05

Finding the Fourth Proportional to 30,412.80, 45,625.02 and 9,349.05

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Solution

The fourth proportional to 30,412.80, 45,625.02 and 9,349.05 is: 14,025.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,412.80 : 45,625.02 = 9,349.05 : x
  2. Step 2: Convert to fraction form
    30,412.80/45,625.02 = 9,349.05/x
  3. Step 3: Cross multiply
    30,412.80x = 45,625.02 × 9,349.05
  4. Step 4: Simplify right side
    30,412.80x = 426,550,593.23
  5. Step 5: Solve for x
    x = 426,550,593.23/30,412.80
  6. Step 6: Final answer
    x = 14,025.36

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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.