Home / 28,507.32-42,704.28-26,070.84

Finding the Fourth Proportional to 28,507.32, 42,704.28 and 26,070.84

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Solution

The fourth proportional to 28,507.32, 42,704.28 and 26,070.84 is: 39,054.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,507.32 : 42,704.28 = 26,070.84 : x
  2. Step 2: Convert to fraction form
    28,507.32/42,704.28 = 26,070.84/x
  3. Step 3: Cross multiply
    28,507.32x = 42,704.28 × 26,070.84
  4. Step 4: Simplify right side
    28,507.32x = 1,113,336,451.20
  5. Step 5: Solve for x
    x = 1,113,336,451.20/28,507.32
  6. Step 6: Final answer
    x = 39,054.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.