Home / 35,775.74-49,347.69-28,219.61

Finding the Fourth Proportional to 35,775.74, 49,347.69 and 28,219.61

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Solution

The fourth proportional to 35,775.74, 49,347.69 and 28,219.61 is: 38,925.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,775.74 : 49,347.69 = 28,219.61 : x
  2. Step 2: Convert to fraction form
    35,775.74/49,347.69 = 28,219.61/x
  3. Step 3: Cross multiply
    35,775.74x = 49,347.69 × 28,219.61
  4. Step 4: Simplify right side
    35,775.74x = 1,392,572,566.20
  5. Step 5: Solve for x
    x = 1,392,572,566.20/35,775.74
  6. Step 6: Final answer
    x = 38,925.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.