Home / 14,671.95-20,256.33-11,308.02

Finding the Fourth Proportional to 14,671.95, 20,256.33 and 11,308.02

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Solution

The fourth proportional to 14,671.95, 20,256.33 and 11,308.02 is: 15,612.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,671.95 : 20,256.33 = 11,308.02 : x
  2. Step 2: Convert to fraction form
    14,671.95/20,256.33 = 11,308.02/x
  3. Step 3: Cross multiply
    14,671.95x = 20,256.33 × 11,308.02
  4. Step 4: Simplify right side
    14,671.95x = 229,058,984.77
  5. Step 5: Solve for x
    x = 229,058,984.77/14,671.95
  6. Step 6: Final answer
    x = 15,612.03

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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.