Home / 51,675.48-77,515.08-14,238.48

Finding the Fourth Proportional to 51,675.48, 77,515.08 and 14,238.48

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Solution

The fourth proportional to 51,675.48, 77,515.08 and 14,238.48 is: 21,358.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,675.48 : 77,515.08 = 14,238.48 : x
  2. Step 2: Convert to fraction form
    51,675.48/77,515.08 = 14,238.48/x
  3. Step 3: Cross multiply
    51,675.48x = 77,515.08 × 14,238.48
  4. Step 4: Simplify right side
    51,675.48x = 1,103,696,916.28
  5. Step 5: Solve for x
    x = 1,103,696,916.28/51,675.48
  6. Step 6: Final answer
    x = 21,358.23

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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.