Home / 47,307.53-70,880.99-28,548.15

Finding the Fourth Proportional to 47,307.53, 70,880.99 and 28,548.15

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Solution

The fourth proportional to 47,307.53, 70,880.99 and 28,548.15 is: 42,773.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,307.53 : 70,880.99 = 28,548.15 : x
  2. Step 2: Convert to fraction form
    47,307.53/70,880.99 = 28,548.15/x
  3. Step 3: Cross multiply
    47,307.53x = 70,880.99 × 28,548.15
  4. Step 4: Simplify right side
    47,307.53x = 2,023,520,991.93
  5. Step 5: Solve for x
    x = 2,023,520,991.93/47,307.53
  6. Step 6: Final answer
    x = 42,773.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.