Home / 47,666.16-65,782.56-26,447.28

Finding the Fourth Proportional to 47,666.16, 65,782.56 and 26,447.28

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Solution

The fourth proportional to 47,666.16, 65,782.56 and 26,447.28 is: 36,499.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,666.16 : 65,782.56 = 26,447.28 : x
  2. Step 2: Convert to fraction form
    47,666.16/65,782.56 = 26,447.28/x
  3. Step 3: Cross multiply
    47,666.16x = 65,782.56 × 26,447.28
  4. Step 4: Simplify right side
    47,666.16x = 1,739,769,783.44
  5. Step 5: Solve for x
    x = 1,739,769,783.44/47,666.16
  6. Step 6: Final answer
    x = 36,499.05

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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.