Home / 18,984.13-26,199.72-10,602.25

Finding the Fourth Proportional to 18,984.13, 26,199.72 and 10,602.25

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Solution

The fourth proportional to 18,984.13, 26,199.72 and 10,602.25 is: 14,632.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,984.13 : 26,199.72 = 10,602.25 : x
  2. Step 2: Convert to fraction form
    18,984.13/26,199.72 = 10,602.25/x
  3. Step 3: Cross multiply
    18,984.13x = 26,199.72 × 10,602.25
  4. Step 4: Simplify right side
    18,984.13x = 277,775,981.37
  5. Step 5: Solve for x
    x = 277,775,981.37/18,984.13
  6. Step 6: Final answer
    x = 14,632.01

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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.