Home / 31,030.58-46,549.05-19,340.66

Finding the Fourth Proportional to 31,030.58, 46,549.05 and 19,340.66

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Solution

The fourth proportional to 31,030.58, 46,549.05 and 19,340.66 is: 29,012.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,030.58 : 46,549.05 = 19,340.66 : x
  2. Step 2: Convert to fraction form
    31,030.58/46,549.05 = 19,340.66/x
  3. Step 3: Cross multiply
    31,030.58x = 46,549.05 × 19,340.66
  4. Step 4: Simplify right side
    31,030.58x = 900,289,349.37
  5. Step 5: Solve for x
    x = 900,289,349.37/31,030.58
  6. Step 6: Final answer
    x = 29,012.97

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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.