Home / 36,199.65-54,312.98-15,142.08

Finding the Fourth Proportional to 36,199.65, 54,312.98 and 15,142.08

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Solution

The fourth proportional to 36,199.65, 54,312.98 and 15,142.08 is: 22,718.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,199.65 : 54,312.98 = 15,142.08 : x
  2. Step 2: Convert to fraction form
    36,199.65/54,312.98 = 15,142.08/x
  3. Step 3: Cross multiply
    36,199.65x = 54,312.98 × 15,142.08
  4. Step 4: Simplify right side
    36,199.65x = 822,411,412.49
  5. Step 5: Solve for x
    x = 822,411,412.49/36,199.65
  6. Step 6: Final answer
    x = 22,718.77

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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.