Home / 14,655.16-20,218.54-10,835.98

Finding the Fourth Proportional to 14,655.16, 20,218.54 and 10,835.98

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Solution

The fourth proportional to 14,655.16, 20,218.54 and 10,835.98 is: 14,949.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,655.16 : 20,218.54 = 10,835.98 : x
  2. Step 2: Convert to fraction form
    14,655.16/20,218.54 = 10,835.98/x
  3. Step 3: Cross multiply
    14,655.16x = 20,218.54 × 10,835.98
  4. Step 4: Simplify right side
    14,655.16x = 219,087,695.07
  5. Step 5: Solve for x
    x = 219,087,695.07/14,655.16
  6. Step 6: Final answer
    x = 14,949.53

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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.