Home / 52,254.61-72,111.54-28,381.45

Finding the Fourth Proportional to 52,254.61, 72,111.54 and 28,381.45

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Solution

The fourth proportional to 52,254.61, 72,111.54 and 28,381.45 is: 39,166.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,254.61 : 72,111.54 = 28,381.45 : x
  2. Step 2: Convert to fraction form
    52,254.61/72,111.54 = 28,381.45/x
  3. Step 3: Cross multiply
    52,254.61x = 72,111.54 × 28,381.45
  4. Step 4: Simplify right side
    52,254.61x = 2,046,630,149.88
  5. Step 5: Solve for x
    x = 2,046,630,149.88/52,254.61
  6. Step 6: Final answer
    x = 39,166.50

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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.