Home / 18,007.40-24,820.34-12,036.89

Finding the Fourth Proportional to 18,007.40, 24,820.34 and 12,036.89

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Solution

The fourth proportional to 18,007.40, 24,820.34 and 12,036.89 is: 16,590.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,007.40 : 24,820.34 = 12,036.89 : x
  2. Step 2: Convert to fraction form
    18,007.40/24,820.34 = 12,036.89/x
  3. Step 3: Cross multiply
    18,007.40x = 24,820.34 × 12,036.89
  4. Step 4: Simplify right side
    18,007.40x = 298,759,518.06
  5. Step 5: Solve for x
    x = 298,759,518.06/18,007.40
  6. Step 6: Final answer
    x = 16,590.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.