Home / 15,688.56-23,535.52-5,297.84

Finding the Fourth Proportional to 15,688.56, 23,535.52 and 5,297.84

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Solution

The fourth proportional to 15,688.56, 23,535.52 and 5,297.84 is: 7,947.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,688.56 : 23,535.52 = 5,297.84 : x
  2. Step 2: Convert to fraction form
    15,688.56/23,535.52 = 5,297.84/x
  3. Step 3: Cross multiply
    15,688.56x = 23,535.52 × 5,297.84
  4. Step 4: Simplify right side
    15,688.56x = 124,687,419.28
  5. Step 5: Solve for x
    x = 124,687,419.28/15,688.56
  6. Step 6: Final answer
    x = 7,947.67

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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.