Home / 18,703.42-25,810.58-10,637.06

Finding the Fourth Proportional to 18,703.42, 25,810.58 and 10,637.06

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Solution

The fourth proportional to 18,703.42, 25,810.58 and 10,637.06 is: 14,679.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,703.42 : 25,810.58 = 10,637.06 : x
  2. Step 2: Convert to fraction form
    18,703.42/25,810.58 = 10,637.06/x
  3. Step 3: Cross multiply
    18,703.42x = 25,810.58 × 10,637.06
  4. Step 4: Simplify right side
    18,703.42x = 274,548,688.09
  5. Step 5: Solve for x
    x = 274,548,688.09/18,703.42
  6. Step 6: Final answer
    x = 14,679.06

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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.