Home / 30,021.24-45,037.80-10,295.04

Finding the Fourth Proportional to 30,021.24, 45,037.80 and 10,295.04

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Solution

The fourth proportional to 30,021.24, 45,037.80 and 10,295.04 is: 15,444.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,021.24 : 45,037.80 = 10,295.04 : x
  2. Step 2: Convert to fraction form
    30,021.24/45,037.80 = 10,295.04/x
  3. Step 3: Cross multiply
    30,021.24x = 45,037.80 × 10,295.04
  4. Step 4: Simplify right side
    30,021.24x = 463,665,952.51
  5. Step 5: Solve for x
    x = 463,665,952.51/30,021.24
  6. Step 6: Final answer
    x = 15,444.60

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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.