Home / 19,873.10-29,808.77-12,065.51

Finding the Fourth Proportional to 19,873.10, 29,808.77 and 12,065.51

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Solution

The fourth proportional to 19,873.10, 29,808.77 and 12,065.51 is: 18,097.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,873.10 : 29,808.77 = 12,065.51 : x
  2. Step 2: Convert to fraction form
    19,873.10/29,808.77 = 12,065.51/x
  3. Step 3: Cross multiply
    19,873.10x = 29,808.77 × 12,065.51
  4. Step 4: Simplify right side
    19,873.10x = 359,657,803.15
  5. Step 5: Solve for x
    x = 359,657,803.15/19,873.10
  6. Step 6: Final answer
    x = 18,097.72

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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.