Home / 14,276.32-19,700.37-7,902.48

Finding the Fourth Proportional to 14,276.32, 19,700.37 and 7,902.48

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Solution

The fourth proportional to 14,276.32, 19,700.37 and 7,902.48 is: 10,904.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,276.32 : 19,700.37 = 7,902.48 : x
  2. Step 2: Convert to fraction form
    14,276.32/19,700.37 = 7,902.48/x
  3. Step 3: Cross multiply
    14,276.32x = 19,700.37 × 7,902.48
  4. Step 4: Simplify right side
    14,276.32x = 155,681,779.92
  5. Step 5: Solve for x
    x = 155,681,779.92/14,276.32
  6. Step 6: Final answer
    x = 10,904.90

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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.