Home / 35,005.86-48,309.38-19,899.16

Finding the Fourth Proportional to 35,005.86, 48,309.38 and 19,899.16

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Solution

The fourth proportional to 35,005.86, 48,309.38 and 19,899.16 is: 27,461.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,005.86 : 48,309.38 = 19,899.16 : x
  2. Step 2: Convert to fraction form
    35,005.86/48,309.38 = 19,899.16/x
  3. Step 3: Cross multiply
    35,005.86x = 48,309.38 × 19,899.16
  4. Step 4: Simplify right side
    35,005.86x = 961,316,082.12
  5. Step 5: Solve for x
    x = 961,316,082.12/35,005.86
  6. Step 6: Final answer
    x = 27,461.58

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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.