Home / 46,838.40-70,257.66-19,136.40

Finding the Fourth Proportional to 46,838.40, 70,257.66 and 19,136.40

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Solution

The fourth proportional to 46,838.40, 70,257.66 and 19,136.40 is: 28,704.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,838.40 : 70,257.66 = 19,136.40 : x
  2. Step 2: Convert to fraction form
    46,838.40/70,257.66 = 19,136.40/x
  3. Step 3: Cross multiply
    46,838.40x = 70,257.66 × 19,136.40
  4. Step 4: Simplify right side
    46,838.40x = 1,344,478,684.82
  5. Step 5: Solve for x
    x = 1,344,478,684.82/46,838.40
  6. Step 6: Final answer
    x = 28,704.62

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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.