Home / 18,875.58-26,051.31-10,922.64

Finding the Fourth Proportional to 18,875.58, 26,051.31 and 10,922.64

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Solution

The fourth proportional to 18,875.58, 26,051.31 and 10,922.64 is: 15,074.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,875.58 : 26,051.31 = 10,922.64 : x
  2. Step 2: Convert to fraction form
    18,875.58/26,051.31 = 10,922.64/x
  3. Step 3: Cross multiply
    18,875.58x = 26,051.31 × 10,922.64
  4. Step 4: Simplify right side
    18,875.58x = 284,549,080.66
  5. Step 5: Solve for x
    x = 284,549,080.66/18,875.58
  6. Step 6: Final answer
    x = 15,074.98

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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.