Home / 14,630.40-21,967.20-11,347.20

Finding the Fourth Proportional to 14,630.40, 21,967.20 and 11,347.20

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Solution

The fourth proportional to 14,630.40, 21,967.20 and 11,347.20 is: 17,037.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,630.40 : 21,967.20 = 11,347.20 : x
  2. Step 2: Convert to fraction form
    14,630.40/21,967.20 = 11,347.20/x
  3. Step 3: Cross multiply
    14,630.40x = 21,967.20 × 11,347.20
  4. Step 4: Simplify right side
    14,630.40x = 249,266,211.84
  5. Step 5: Solve for x
    x = 249,266,211.84/14,630.40
  6. Step 6: Final answer
    x = 17,037.55

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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.