Home / 19,397.02-26,767.65-11,012.98

Finding the Fourth Proportional to 19,397.02, 26,767.65 and 11,012.98

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Solution

The fourth proportional to 19,397.02, 26,767.65 and 11,012.98 is: 15,197.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,397.02 : 26,767.65 = 11,012.98 : x
  2. Step 2: Convert to fraction form
    19,397.02/26,767.65 = 11,012.98/x
  3. Step 3: Cross multiply
    19,397.02x = 26,767.65 × 11,012.98
  4. Step 4: Simplify right side
    19,397.02x = 294,791,539.03
  5. Step 5: Solve for x
    x = 294,791,539.03/19,397.02
  6. Step 6: Final answer
    x = 15,197.77

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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.