Home / 14,265.37-21,293.53-12,582.01

Finding the Fourth Proportional to 14,265.37, 21,293.53 and 12,582.01

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Solution

The fourth proportional to 14,265.37, 21,293.53 and 12,582.01 is: 18,780.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,265.37 : 21,293.53 = 12,582.01 : x
  2. Step 2: Convert to fraction form
    14,265.37/21,293.53 = 12,582.01/x
  3. Step 3: Cross multiply
    14,265.37x = 21,293.53 × 12,582.01
  4. Step 4: Simplify right side
    14,265.37x = 267,915,407.40
  5. Step 5: Solve for x
    x = 267,915,407.40/14,265.37
  6. Step 6: Final answer
    x = 18,780.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.