Home / 35,095.16-48,431.24-19,987.82

Finding the Fourth Proportional to 35,095.16, 48,431.24 and 19,987.82

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Solution

The fourth proportional to 35,095.16, 48,431.24 and 19,987.82 is: 27,583.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,095.16 : 48,431.24 = 19,987.82 : x
  2. Step 2: Convert to fraction form
    35,095.16/48,431.24 = 19,987.82/x
  3. Step 3: Cross multiply
    35,095.16x = 48,431.24 × 19,987.82
  4. Step 4: Simplify right side
    35,095.16x = 968,034,565.40
  5. Step 5: Solve for x
    x = 968,034,565.40/35,095.16
  6. Step 6: Final answer
    x = 27,583.14

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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.