Home / 51,007.01-70,398.03-42,495.63

Finding the Fourth Proportional to 51,007.01, 70,398.03 and 42,495.63

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Solution

The fourth proportional to 51,007.01, 70,398.03 and 42,495.63 is: 58,650.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,007.01 : 70,398.03 = 42,495.63 : x
  2. Step 2: Convert to fraction form
    51,007.01/70,398.03 = 42,495.63/x
  3. Step 3: Cross multiply
    51,007.01x = 70,398.03 × 42,495.63
  4. Step 4: Simplify right side
    51,007.01x = 2,991,608,635.61
  5. Step 5: Solve for x
    x = 2,991,608,635.61/51,007.01
  6. Step 6: Final answer
    x = 58,650.94

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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.