Home / 17,790.48-26,708.40-14,509.98

Finding the Fourth Proportional to 17,790.48, 26,708.40 and 14,509.98

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Solution

The fourth proportional to 17,790.48, 26,708.40 and 14,509.98 is: 21,783.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,790.48 : 26,708.40 = 14,509.98 : x
  2. Step 2: Convert to fraction form
    17,790.48/26,708.40 = 14,509.98/x
  3. Step 3: Cross multiply
    17,790.48x = 26,708.40 × 14,509.98
  4. Step 4: Simplify right side
    17,790.48x = 387,538,349.83
  5. Step 5: Solve for x
    x = 387,538,349.83/17,790.48
  6. Step 6: Final answer
    x = 21,783.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.