Home / 35,740.63-49,320.25-19,824.74

Finding the Fourth Proportional to 35,740.63, 49,320.25 and 19,824.74

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Solution

The fourth proportional to 35,740.63, 49,320.25 and 19,824.74 is: 27,357.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,740.63 : 49,320.25 = 19,824.74 : x
  2. Step 2: Convert to fraction form
    35,740.63/49,320.25 = 19,824.74/x
  3. Step 3: Cross multiply
    35,740.63x = 49,320.25 × 19,824.74
  4. Step 4: Simplify right side
    35,740.63x = 977,761,132.99
  5. Step 5: Solve for x
    x = 977,761,132.99/35,740.63
  6. Step 6: Final answer
    x = 27,357.13

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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.