Home / 15,971.18-23,953.71-9,389.69

Finding the Fourth Proportional to 15,971.18, 23,953.71 and 9,389.69

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Solution

The fourth proportional to 15,971.18, 23,953.71 and 9,389.69 is: 14,082.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,971.18 : 23,953.71 = 9,389.69 : x
  2. Step 2: Convert to fraction form
    15,971.18/23,953.71 = 9,389.69/x
  3. Step 3: Cross multiply
    15,971.18x = 23,953.71 × 9,389.69
  4. Step 4: Simplify right side
    15,971.18x = 224,917,911.25
  5. Step 5: Solve for x
    x = 224,917,911.25/15,971.18
  6. Step 6: Final answer
    x = 14,082.74

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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.