Home / 46,690.08-69,973.68-18,972.96

Finding the Fourth Proportional to 46,690.08, 69,973.68 and 18,972.96

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Solution

The fourth proportional to 46,690.08, 69,973.68 and 18,972.96 is: 28,434.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,690.08 : 69,973.68 = 18,972.96 : x
  2. Step 2: Convert to fraction form
    46,690.08/69,973.68 = 18,972.96/x
  3. Step 3: Cross multiply
    46,690.08x = 69,973.68 × 18,972.96
  4. Step 4: Simplify right side
    46,690.08x = 1,327,607,831.69
  5. Step 5: Solve for x
    x = 1,327,607,831.69/46,690.08
  6. Step 6: Final answer
    x = 28,434.47

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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.