Home / 19,184.10-26,474.51-10,686.79

Finding the Fourth Proportional to 19,184.10, 26,474.51 and 10,686.79

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Solution

The fourth proportional to 19,184.10, 26,474.51 and 10,686.79 is: 14,748.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,184.10 : 26,474.51 = 10,686.79 : x
  2. Step 2: Convert to fraction form
    19,184.10/26,474.51 = 10,686.79/x
  3. Step 3: Cross multiply
    19,184.10x = 26,474.51 × 10,686.79
  4. Step 4: Simplify right side
    19,184.10x = 282,927,528.72
  5. Step 5: Solve for x
    x = 282,927,528.72/19,184.10
  6. Step 6: Final answer
    x = 14,748.02

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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.