Home / 27,174.09-37,482.98-19,631.51

Finding the Fourth Proportional to 27,174.09, 37,482.98 and 19,631.51

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Solution

The fourth proportional to 27,174.09, 37,482.98 and 19,631.51 is: 27,079.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,174.09 : 37,482.98 = 19,631.51 : x
  2. Step 2: Convert to fraction form
    27,174.09/37,482.98 = 19,631.51/x
  3. Step 3: Cross multiply
    27,174.09x = 37,482.98 × 19,631.51
  4. Step 4: Simplify right side
    27,174.09x = 735,847,211.13
  5. Step 5: Solve for x
    x = 735,847,211.13/27,174.09
  6. Step 6: Final answer
    x = 27,079.00

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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.