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Finding the Fourth Proportional to 35,458.08, 48,934.70 and 19,545.22

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Solution

The fourth proportional to 35,458.08, 48,934.70 and 19,545.22 is: 26,973.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,458.08 : 48,934.70 = 19,545.22 : x
  2. Step 2: Convert to fraction form
    35,458.08/48,934.70 = 19,545.22/x
  3. Step 3: Cross multiply
    35,458.08x = 48,934.70 × 19,545.22
  4. Step 4: Simplify right side
    35,458.08x = 956,439,477.13
  5. Step 5: Solve for x
    x = 956,439,477.13/35,458.08
  6. Step 6: Final answer
    x = 26,973.81

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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.