Home / 19,649.88-27,117.18-10,697.64

Finding the Fourth Proportional to 19,649.88, 27,117.18 and 10,697.64

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Solution

The fourth proportional to 19,649.88, 27,117.18 and 10,697.64 is: 14,762.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,649.88 : 27,117.18 = 10,697.64 : x
  2. Step 2: Convert to fraction form
    19,649.88/27,117.18 = 10,697.64/x
  3. Step 3: Cross multiply
    19,649.88x = 27,117.18 × 10,697.64
  4. Step 4: Simplify right side
    19,649.88x = 290,089,829.46
  5. Step 5: Solve for x
    x = 290,089,829.46/19,649.88
  6. Step 6: Final answer
    x = 14,762.93

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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.