Home / 52,184.40-72,014.76-28,311.12

Finding the Fourth Proportional to 52,184.40, 72,014.76 and 28,311.12

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Solution

The fourth proportional to 52,184.40, 72,014.76 and 28,311.12 is: 39,069.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,184.40 : 72,014.76 = 28,311.12 : x
  2. Step 2: Convert to fraction form
    52,184.40/72,014.76 = 28,311.12/x
  3. Step 3: Cross multiply
    52,184.40x = 72,014.76 × 28,311.12
  4. Step 4: Simplify right side
    52,184.40x = 2,038,818,512.13
  5. Step 5: Solve for x
    x = 2,038,818,512.13/52,184.40
  6. Step 6: Final answer
    x = 39,069.50

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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.