Home / 34,719.98-47,917.47-19,613.62

Finding the Fourth Proportional to 34,719.98, 47,917.47 and 19,613.62

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Solution

The fourth proportional to 34,719.98, 47,917.47 and 19,613.62 is: 27,068.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,719.98 : 47,917.47 = 19,613.62 : x
  2. Step 2: Convert to fraction form
    34,719.98/47,917.47 = 19,613.62/x
  3. Step 3: Cross multiply
    34,719.98x = 47,917.47 × 19,613.62
  4. Step 4: Simplify right side
    34,719.98x = 939,834,808.35
  5. Step 5: Solve for x
    x = 939,834,808.35/34,719.98
  6. Step 6: Final answer
    x = 27,068.99

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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.