Home / 19,150.50-26,428.02-10,653.30

Finding the Fourth Proportional to 19,150.50, 26,428.02 and 10,653.30

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Solution

The fourth proportional to 19,150.50, 26,428.02 and 10,653.30 is: 14,701.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,150.50 : 26,428.02 = 10,653.30 : x
  2. Step 2: Convert to fraction form
    19,150.50/26,428.02 = 10,653.30/x
  3. Step 3: Cross multiply
    19,150.50x = 26,428.02 × 10,653.30
  4. Step 4: Simplify right side
    19,150.50x = 281,545,625.47
  5. Step 5: Solve for x
    x = 281,545,625.47/19,150.50
  6. Step 6: Final answer
    x = 14,701.74

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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.