Home / 26,115.40-36,030.98-14,783.50

Finding the Fourth Proportional to 26,115.40, 36,030.98 and 14,783.50

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Solution

The fourth proportional to 26,115.40, 36,030.98 and 14,783.50 is: 20,396.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,115.40 : 36,030.98 = 14,783.50 : x
  2. Step 2: Convert to fraction form
    26,115.40/36,030.98 = 14,783.50/x
  3. Step 3: Cross multiply
    26,115.40x = 36,030.98 × 14,783.50
  4. Step 4: Simplify right side
    26,115.40x = 532,663,992.83
  5. Step 5: Solve for x
    x = 532,663,992.83/26,115.40
  6. Step 6: Final answer
    x = 20,396.55

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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.