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Finding the Fourth Proportional to 15,953.66, 23,922.58 and 6,590.32

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Solution

The fourth proportional to 15,953.66, 23,922.58 and 6,590.32 is: 9,882.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,953.66 : 23,922.58 = 6,590.32 : x
  2. Step 2: Convert to fraction form
    15,953.66/23,922.58 = 6,590.32/x
  3. Step 3: Cross multiply
    15,953.66x = 23,922.58 × 6,590.32
  4. Step 4: Simplify right side
    15,953.66x = 157,657,457.43
  5. Step 5: Solve for x
    x = 157,657,457.43/15,953.66
  6. Step 6: Final answer
    x = 9,882.21

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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.