Home / 19,187.64-26,477.15-14,154.65

Finding the Fourth Proportional to 19,187.64, 26,477.15 and 14,154.65

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Solution

The fourth proportional to 19,187.64, 26,477.15 and 14,154.65 is: 19,532.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,187.64 : 26,477.15 = 14,154.65 : x
  2. Step 2: Convert to fraction form
    19,187.64/26,477.15 = 14,154.65/x
  3. Step 3: Cross multiply
    19,187.64x = 26,477.15 × 14,154.65
  4. Step 4: Simplify right side
    19,187.64x = 374,774,836.31
  5. Step 5: Solve for x
    x = 374,774,836.31/19,187.64
  6. Step 6: Final answer
    x = 19,532.10

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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.