Home / 30,215.03-45,322.65-10,224.68

Finding the Fourth Proportional to 30,215.03, 45,322.65 and 10,224.68

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Solution

The fourth proportional to 30,215.03, 45,322.65 and 10,224.68 is: 15,337.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,215.03 : 45,322.65 = 10,224.68 : x
  2. Step 2: Convert to fraction form
    30,215.03/45,322.65 = 10,224.68/x
  3. Step 3: Cross multiply
    30,215.03x = 45,322.65 × 10,224.68
  4. Step 4: Simplify right side
    30,215.03x = 463,409,366.39
  5. Step 5: Solve for x
    x = 463,409,366.39/30,215.03
  6. Step 6: Final answer
    x = 15,337.05

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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.