Home / 35,345.22-48,776.46-19,429.77

Finding the Fourth Proportional to 35,345.22, 48,776.46 and 19,429.77

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Solution

The fourth proportional to 35,345.22, 48,776.46 and 19,429.77 is: 26,813.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,345.22 : 48,776.46 = 19,429.77 : x
  2. Step 2: Convert to fraction form
    35,345.22/48,776.46 = 19,429.77/x
  3. Step 3: Cross multiply
    35,345.22x = 48,776.46 × 19,429.77
  4. Step 4: Simplify right side
    35,345.22x = 947,715,399.21
  5. Step 5: Solve for x
    x = 947,715,399.21/35,345.22
  6. Step 6: Final answer
    x = 26,813.11

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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.