Home / 19,007.55-26,229.95-10,509.45

Finding the Fourth Proportional to 19,007.55, 26,229.95 and 10,509.45

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Solution

The fourth proportional to 19,007.55, 26,229.95 and 10,509.45 is: 14,502.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,007.55 : 26,229.95 = 10,509.45 : x
  2. Step 2: Convert to fraction form
    19,007.55/26,229.95 = 10,509.45/x
  3. Step 3: Cross multiply
    19,007.55x = 26,229.95 × 10,509.45
  4. Step 4: Simplify right side
    19,007.55x = 275,662,266.09
  5. Step 5: Solve for x
    x = 275,662,266.09/19,007.55
  6. Step 6: Final answer
    x = 14,502.78

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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.