Home / 36,402.96-54,582.90-14,190.40

Finding the Fourth Proportional to 36,402.96, 54,582.90 and 14,190.40

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Solution

The fourth proportional to 36,402.96, 54,582.90 and 14,190.40 is: 21,277.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,402.96 : 54,582.90 = 14,190.40 : x
  2. Step 2: Convert to fraction form
    36,402.96/54,582.90 = 14,190.40/x
  3. Step 3: Cross multiply
    36,402.96x = 54,582.90 × 14,190.40
  4. Step 4: Simplify right side
    36,402.96x = 774,553,184.16
  5. Step 5: Solve for x
    x = 774,553,184.16/36,402.96
  6. Step 6: Final answer
    x = 21,277.20

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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.