Home / 15,836.86-21,851.13-10,096.66

Finding the Fourth Proportional to 15,836.86, 21,851.13 and 10,096.66

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Solution

The fourth proportional to 15,836.86, 21,851.13 and 10,096.66 is: 13,931.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,836.86 : 21,851.13 = 10,096.66 : x
  2. Step 2: Convert to fraction form
    15,836.86/21,851.13 = 10,096.66/x
  3. Step 3: Cross multiply
    15,836.86x = 21,851.13 × 10,096.66
  4. Step 4: Simplify right side
    15,836.86x = 220,623,430.23
  5. Step 5: Solve for x
    x = 220,623,430.23/15,836.86
  6. Step 6: Final answer
    x = 13,931.01

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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.