Home / 14,669.54-20,247.27-12,307.58

Finding the Fourth Proportional to 14,669.54, 20,247.27 and 12,307.58

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Solution

The fourth proportional to 14,669.54, 20,247.27 and 12,307.58 is: 16,987.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,669.54 : 20,247.27 = 12,307.58 : x
  2. Step 2: Convert to fraction form
    14,669.54/20,247.27 = 12,307.58/x
  3. Step 3: Cross multiply
    14,669.54x = 20,247.27 × 12,307.58
  4. Step 4: Simplify right side
    14,669.54x = 249,194,895.31
  5. Step 5: Solve for x
    x = 249,194,895.31/14,669.54
  6. Step 6: Final answer
    x = 16,987.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.