Home / 25,607.32-35,347.38-15,000.28

Finding the Fourth Proportional to 25,607.32, 35,347.38 and 15,000.28

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Solution

The fourth proportional to 25,607.32, 35,347.38 and 15,000.28 is: 20,705.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,607.32 : 35,347.38 = 15,000.28 : x
  2. Step 2: Convert to fraction form
    25,607.32/35,347.38 = 15,000.28/x
  3. Step 3: Cross multiply
    25,607.32x = 35,347.38 × 15,000.28
  4. Step 4: Simplify right side
    25,607.32x = 530,220,597.27
  5. Step 5: Solve for x
    x = 530,220,597.27/25,607.32
  6. Step 6: Final answer
    x = 20,705.82

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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.