Home / 19,151.33-26,428.45-10,653.16

Finding the Fourth Proportional to 19,151.33, 26,428.45 and 10,653.16

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Solution

The fourth proportional to 19,151.33, 26,428.45 and 10,653.16 is: 14,701.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,151.33 : 26,428.45 = 10,653.16 : x
  2. Step 2: Convert to fraction form
    19,151.33/26,428.45 = 10,653.16/x
  3. Step 3: Cross multiply
    19,151.33x = 26,428.45 × 10,653.16
  4. Step 4: Simplify right side
    19,151.33x = 281,546,506.40
  5. Step 5: Solve for x
    x = 281,546,506.40/19,151.33
  6. Step 6: Final answer
    x = 14,701.15

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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.