Home / 15,590.48-23,385.72-6,357.20

Finding the Fourth Proportional to 15,590.48, 23,385.72 and 6,357.20

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Solution

The fourth proportional to 15,590.48, 23,385.72 and 6,357.20 is: 9,535.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,590.48 : 23,385.72 = 6,357.20 : x
  2. Step 2: Convert to fraction form
    15,590.48/23,385.72 = 6,357.20/x
  3. Step 3: Cross multiply
    15,590.48x = 23,385.72 × 6,357.20
  4. Step 4: Simplify right side
    15,590.48x = 148,667,699.18
  5. Step 5: Solve for x
    x = 148,667,699.18/15,590.48
  6. Step 6: Final answer
    x = 9,535.80

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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.