Home / 15,409.08-23,117.54-4,315.82

Finding the Fourth Proportional to 15,409.08, 23,117.54 and 4,315.82

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Solution

The fourth proportional to 15,409.08, 23,117.54 and 4,315.82 is: 6,474.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,409.08 : 23,117.54 = 4,315.82 : x
  2. Step 2: Convert to fraction form
    15,409.08/23,117.54 = 4,315.82/x
  3. Step 3: Cross multiply
    15,409.08x = 23,117.54 × 4,315.82
  4. Step 4: Simplify right side
    15,409.08x = 99,771,004.32
  5. Step 5: Solve for x
    x = 99,771,004.32/15,409.08
  6. Step 6: Final answer
    x = 6,474.82

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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.