Home / 46,426.16-69,639.48-19,768.39

Finding the Fourth Proportional to 46,426.16, 69,639.48 and 19,768.39

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Solution

The fourth proportional to 46,426.16, 69,639.48 and 19,768.39 is: 29,652.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,426.16 : 69,639.48 = 19,768.39 : x
  2. Step 2: Convert to fraction form
    46,426.16/69,639.48 = 19,768.39/x
  3. Step 3: Cross multiply
    46,426.16x = 69,639.48 × 19,768.39
  4. Step 4: Simplify right side
    46,426.16x = 1,376,660,225.94
  5. Step 5: Solve for x
    x = 1,376,660,225.94/46,426.16
  6. Step 6: Final answer
    x = 29,652.68

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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.