Home / 26,641.04-39,955.08-12,600.50

Finding the Fourth Proportional to 26,641.04, 39,955.08 and 12,600.50

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Solution

The fourth proportional to 26,641.04, 39,955.08 and 12,600.50 is: 18,897.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,641.04 : 39,955.08 = 12,600.50 : x
  2. Step 2: Convert to fraction form
    26,641.04/39,955.08 = 12,600.50/x
  3. Step 3: Cross multiply
    26,641.04x = 39,955.08 × 12,600.50
  4. Step 4: Simplify right side
    26,641.04x = 503,453,985.54
  5. Step 5: Solve for x
    x = 503,453,985.54/26,641.04
  6. Step 6: Final answer
    x = 18,897.69

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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.