Home / 19,303.26-26,637.30-18,737.07

Finding the Fourth Proportional to 19,303.26, 26,637.30 and 18,737.07

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Solution

The fourth proportional to 19,303.26, 26,637.30 and 18,737.07 is: 25,855.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,303.26 : 26,637.30 = 18,737.07 : x
  2. Step 2: Convert to fraction form
    19,303.26/26,637.30 = 18,737.07/x
  3. Step 3: Cross multiply
    19,303.26x = 26,637.30 × 18,737.07
  4. Step 4: Simplify right side
    19,303.26x = 499,104,954.71
  5. Step 5: Solve for x
    x = 499,104,954.71/19,303.26
  6. Step 6: Final answer
    x = 25,855.99

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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.