Home / 14,749.04-22,108.84-8,178.16

Finding the Fourth Proportional to 14,749.04, 22,108.84 and 8,178.16

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Solution

The fourth proportional to 14,749.04, 22,108.84 and 8,178.16 is: 12,259.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,749.04 : 22,108.84 = 8,178.16 : x
  2. Step 2: Convert to fraction form
    14,749.04/22,108.84 = 8,178.16/x
  3. Step 3: Cross multiply
    14,749.04x = 22,108.84 × 8,178.16
  4. Step 4: Simplify right side
    14,749.04x = 180,809,630.93
  5. Step 5: Solve for x
    x = 180,809,630.93/14,749.04
  6. Step 6: Final answer
    x = 12,259.08

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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.