Home / 19,004.50-26,225.73-10,621.06

Finding the Fourth Proportional to 19,004.50, 26,225.73 and 10,621.06

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Solution

The fourth proportional to 19,004.50, 26,225.73 and 10,621.06 is: 14,656.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,004.50 : 26,225.73 = 10,621.06 : x
  2. Step 2: Convert to fraction form
    19,004.50/26,225.73 = 10,621.06/x
  3. Step 3: Cross multiply
    19,004.50x = 26,225.73 × 10,621.06
  4. Step 4: Simplify right side
    19,004.50x = 278,545,051.87
  5. Step 5: Solve for x
    x = 278,545,051.87/19,004.50
  6. Step 6: Final answer
    x = 14,656.79

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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.