Home / 30,273.80-45,484.52-28,595.28

Finding the Fourth Proportional to 30,273.80, 45,484.52 and 28,595.28

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Solution

The fourth proportional to 30,273.80, 45,484.52 and 28,595.28 is: 42,962.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,273.80 : 45,484.52 = 28,595.28 : x
  2. Step 2: Convert to fraction form
    30,273.80/45,484.52 = 28,595.28/x
  3. Step 3: Cross multiply
    30,273.80x = 45,484.52 × 28,595.28
  4. Step 4: Simplify right side
    30,273.80x = 1,300,642,585.07
  5. Step 5: Solve for x
    x = 1,300,642,585.07/30,273.80
  6. Step 6: Final answer
    x = 42,962.65

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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.