Home / 15,077.37-20,762.91-14,114.66

Finding the Fourth Proportional to 15,077.37, 20,762.91 and 14,114.66

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Solution

The fourth proportional to 15,077.37, 20,762.91 and 14,114.66 is: 19,437.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,077.37 : 20,762.91 = 14,114.66 : x
  2. Step 2: Convert to fraction form
    15,077.37/20,762.91 = 14,114.66/x
  3. Step 3: Cross multiply
    15,077.37x = 20,762.91 × 14,114.66
  4. Step 4: Simplify right side
    15,077.37x = 293,061,311.45
  5. Step 5: Solve for x
    x = 293,061,311.45/15,077.37
  6. Step 6: Final answer
    x = 19,437.16

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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.