Home / 36,888.72-55,374.16-19,114.72

Finding the Fourth Proportional to 36,888.72, 55,374.16 and 19,114.72

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Solution

The fourth proportional to 36,888.72, 55,374.16 and 19,114.72 is: 28,693.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,888.72 : 55,374.16 = 19,114.72 : x
  2. Step 2: Convert to fraction form
    36,888.72/55,374.16 = 19,114.72/x
  3. Step 3: Cross multiply
    36,888.72x = 55,374.16 × 19,114.72
  4. Step 4: Simplify right side
    36,888.72x = 1,058,461,563.64
  5. Step 5: Solve for x
    x = 1,058,461,563.64/36,888.72
  6. Step 6: Final answer
    x = 28,693.37

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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.