Home / 35,740.52-49,320.18-19,823.56

Finding the Fourth Proportional to 35,740.52, 49,320.18 and 19,823.56

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Solution

The fourth proportional to 35,740.52, 49,320.18 and 19,823.56 is: 27,355.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,740.52 : 49,320.18 = 19,823.56 : x
  2. Step 2: Convert to fraction form
    35,740.52/49,320.18 = 19,823.56/x
  3. Step 3: Cross multiply
    35,740.52x = 49,320.18 × 19,823.56
  4. Step 4: Simplify right side
    35,740.52x = 977,701,547.44
  5. Step 5: Solve for x
    x = 977,701,547.44/35,740.52
  6. Step 6: Final answer
    x = 27,355.55

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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.