Home / 46,478.36-69,717.44-13,198.74

Finding the Fourth Proportional to 46,478.36, 69,717.44 and 13,198.74

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Solution

The fourth proportional to 46,478.36, 69,717.44 and 13,198.74 is: 19,798.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,478.36 : 69,717.44 = 13,198.74 : x
  2. Step 2: Convert to fraction form
    46,478.36/69,717.44 = 13,198.74/x
  3. Step 3: Cross multiply
    46,478.36x = 69,717.44 × 13,198.74
  4. Step 4: Simplify right side
    46,478.36x = 920,182,364.03
  5. Step 5: Solve for x
    x = 920,182,364.03/46,478.36
  6. Step 6: Final answer
    x = 19,798.08

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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.