Home / 15,702.48-23,561.28-6,936

Finding the Fourth Proportional to 15,702.48, 23,561.28 and 6,936

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Solution

The fourth proportional to 15,702.48, 23,561.28 and 6,936 is: 10,407.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,702.48 : 23,561.28 = 6,936 : x
  2. Step 2: Convert to fraction form
    15,702.48/23,561.28 = 6,936/x
  3. Step 3: Cross multiply
    15,702.48x = 23,561.28 × 6,936
  4. Step 4: Simplify right side
    15,702.48x = 163,421,038.08
  5. Step 5: Solve for x
    x = 163,421,038.08/15,702.48
  6. Step 6: Final answer
    x = 10,407.34

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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.