Home / 52,293.61-72,165.66-28,420.34

Finding the Fourth Proportional to 52,293.61, 72,165.66 and 28,420.34

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Solution

The fourth proportional to 52,293.61, 72,165.66 and 28,420.34 is: 39,220.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,293.61 : 72,165.66 = 28,420.34 : x
  2. Step 2: Convert to fraction form
    52,293.61/72,165.66 = 28,420.34/x
  3. Step 3: Cross multiply
    52,293.61x = 72,165.66 × 28,420.34
  4. Step 4: Simplify right side
    52,293.61x = 2,050,972,090.59
  5. Step 5: Solve for x
    x = 2,050,972,090.59/52,293.61
  6. Step 6: Final answer
    x = 39,220.32

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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.