Home / 26,803.45-36,988.86-14,867.89

Finding the Fourth Proportional to 26,803.45, 36,988.86 and 14,867.89

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Solution

The fourth proportional to 26,803.45, 36,988.86 and 14,867.89 is: 20,517.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,803.45 : 36,988.86 = 14,867.89 : x
  2. Step 2: Convert to fraction form
    26,803.45/36,988.86 = 14,867.89/x
  3. Step 3: Cross multiply
    26,803.45x = 36,988.86 × 14,867.89
  4. Step 4: Simplify right side
    26,803.45x = 549,946,301.71
  5. Step 5: Solve for x
    x = 549,946,301.71/26,803.45
  6. Step 6: Final answer
    x = 20,517.74

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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.