Home / 34,421.87-51,549.63-19,585.85

Finding the Fourth Proportional to 34,421.87, 51,549.63 and 19,585.85

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Solution

The fourth proportional to 34,421.87, 51,549.63 and 19,585.85 is: 29,331.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,421.87 : 51,549.63 = 19,585.85 : x
  2. Step 2: Convert to fraction form
    34,421.87/51,549.63 = 19,585.85/x
  3. Step 3: Cross multiply
    34,421.87x = 51,549.63 × 19,585.85
  4. Step 4: Simplify right side
    34,421.87x = 1,009,643,062.99
  5. Step 5: Solve for x
    x = 1,009,643,062.99/34,421.87
  6. Step 6: Final answer
    x = 29,331.45

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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.