Home / 25,435.08-38,148.18-6,715.26

Finding the Fourth Proportional to 25,435.08, 38,148.18 and 6,715.26

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Solution

The fourth proportional to 25,435.08, 38,148.18 and 6,715.26 is: 10,071.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,435.08 : 38,148.18 = 6,715.26 : x
  2. Step 2: Convert to fraction form
    25,435.08/38,148.18 = 6,715.26/x
  3. Step 3: Cross multiply
    25,435.08x = 38,148.18 × 6,715.26
  4. Step 4: Simplify right side
    25,435.08x = 256,174,947.23
  5. Step 5: Solve for x
    x = 256,174,947.23/25,435.08
  6. Step 6: Final answer
    x = 10,071.72

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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.