Home / 15,590.12-23,393.07-7,798.32

Finding the Fourth Proportional to 15,590.12, 23,393.07 and 7,798.32

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Solution

The fourth proportional to 15,590.12, 23,393.07 and 7,798.32 is: 11,701.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,590.12 : 23,393.07 = 7,798.32 : x
  2. Step 2: Convert to fraction form
    15,590.12/23,393.07 = 7,798.32/x
  3. Step 3: Cross multiply
    15,590.12x = 23,393.07 × 7,798.32
  4. Step 4: Simplify right side
    15,590.12x = 182,426,645.64
  5. Step 5: Solve for x
    x = 182,426,645.64/15,590.12
  6. Step 6: Final answer
    x = 11,701.43

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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.