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Finding the Fourth Proportional to 10,595.79, 14,588.85 and 8,999.01

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Solution

The fourth proportional to 10,595.79, 14,588.85 and 8,999.01 is: 12,390.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,595.79 : 14,588.85 = 8,999.01 : x
  2. Step 2: Convert to fraction form
    10,595.79/14,588.85 = 8,999.01/x
  3. Step 3: Cross multiply
    10,595.79x = 14,588.85 × 8,999.01
  4. Step 4: Simplify right side
    10,595.79x = 131,285,207.04
  5. Step 5: Solve for x
    x = 131,285,207.04/10,595.79
  6. Step 6: Final answer
    x = 12,390.32

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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.