Home / 52,403.66-72,316.70-28,530.33

Finding the Fourth Proportional to 52,403.66, 72,316.70 and 28,530.33

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Solution

The fourth proportional to 52,403.66, 72,316.70 and 28,530.33 is: 39,371.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,403.66 : 72,316.70 = 28,530.33 : x
  2. Step 2: Convert to fraction form
    52,403.66/72,316.70 = 28,530.33/x
  3. Step 3: Cross multiply
    52,403.66x = 72,316.70 × 28,530.33
  4. Step 4: Simplify right side
    52,403.66x = 2,063,219,008.66
  5. Step 5: Solve for x
    x = 2,063,219,008.66/52,403.66
  6. Step 6: Final answer
    x = 39,371.66

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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.