Home / 14,934.40-20,600.80-8,962.64

Finding the Fourth Proportional to 14,934.40, 20,600.80 and 8,962.64

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Solution

The fourth proportional to 14,934.40, 20,600.80 and 8,962.64 is: 12,363.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,934.40 : 20,600.80 = 8,962.64 : x
  2. Step 2: Convert to fraction form
    14,934.40/20,600.80 = 8,962.64/x
  3. Step 3: Cross multiply
    14,934.40x = 20,600.80 × 8,962.64
  4. Step 4: Simplify right side
    14,934.40x = 184,637,554.11
  5. Step 5: Solve for x
    x = 184,637,554.11/14,934.40
  6. Step 6: Final answer
    x = 12,363.24

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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.