Home / 51,027.53-70,423.82-28,368.77

Finding the Fourth Proportional to 51,027.53, 70,423.82 and 28,368.77

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Solution

The fourth proportional to 51,027.53, 70,423.82 and 28,368.77 is: 39,152.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,027.53 : 70,423.82 = 28,368.77 : x
  2. Step 2: Convert to fraction form
    51,027.53/70,423.82 = 28,368.77/x
  3. Step 3: Cross multiply
    51,027.53x = 70,423.82 × 28,368.77
  4. Step 4: Simplify right side
    51,027.53x = 1,997,836,658.14
  5. Step 5: Solve for x
    x = 1,997,836,658.14/51,027.53
  6. Step 6: Final answer
    x = 39,152.14

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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.