Home / 30,250.08-45,387.36-13,598.46

Finding the Fourth Proportional to 30,250.08, 45,387.36 and 13,598.46

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Solution

The fourth proportional to 30,250.08, 45,387.36 and 13,598.46 is: 20,403.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,250.08 : 45,387.36 = 13,598.46 : x
  2. Step 2: Convert to fraction form
    30,250.08/45,387.36 = 13,598.46/x
  3. Step 3: Cross multiply
    30,250.08x = 45,387.36 × 13,598.46
  4. Step 4: Simplify right side
    30,250.08x = 617,198,199.47
  5. Step 5: Solve for x
    x = 617,198,199.47/30,250.08
  6. Step 6: Final answer
    x = 20,403.19

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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.