Home / 25,533.64-35,239.68-15,462.10

Finding the Fourth Proportional to 25,533.64, 35,239.68 and 15,462.10

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Solution

The fourth proportional to 25,533.64, 35,239.68 and 15,462.10 is: 21,339.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,533.64 : 35,239.68 = 15,462.10 : x
  2. Step 2: Convert to fraction form
    25,533.64/35,239.68 = 15,462.10/x
  3. Step 3: Cross multiply
    25,533.64x = 35,239.68 × 15,462.10
  4. Step 4: Simplify right side
    25,533.64x = 544,879,456.13
  5. Step 5: Solve for x
    x = 544,879,456.13/25,533.64
  6. Step 6: Final answer
    x = 21,339.67

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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.