Home / 19,185.58-26,477.31-10,802.62

Finding the Fourth Proportional to 19,185.58, 26,477.31 and 10,802.62

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Solution

The fourth proportional to 19,185.58, 26,477.31 and 10,802.62 is: 14,908.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,185.58 : 26,477.31 = 10,802.62 : x
  2. Step 2: Convert to fraction form
    19,185.58/26,477.31 = 10,802.62/x
  3. Step 3: Cross multiply
    19,185.58x = 26,477.31 × 10,802.62
  4. Step 4: Simplify right side
    19,185.58x = 286,024,318.55
  5. Step 5: Solve for x
    x = 286,024,318.55/19,185.58
  6. Step 6: Final answer
    x = 14,908.30

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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.