Home / 30,859.68-46,308.00-28,350.10

Finding the Fourth Proportional to 30,859.68, 46,308.00 and 28,350.10

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Solution

The fourth proportional to 30,859.68, 46,308.00 and 28,350.10 is: 42,542.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,859.68 : 46,308.00 = 28,350.10 : x
  2. Step 2: Convert to fraction form
    30,859.68/46,308.00 = 28,350.10/x
  3. Step 3: Cross multiply
    30,859.68x = 46,308.00 × 28,350.10
  4. Step 4: Simplify right side
    30,859.68x = 1,312,836,595.00
  5. Step 5: Solve for x
    x = 1,312,836,595.00/30,859.68
  6. Step 6: Final answer
    x = 42,542.13

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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.