Home / 25,155.51-34,715.48-13,826.04

Finding the Fourth Proportional to 25,155.51, 34,715.48 and 13,826.04

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Solution

The fourth proportional to 25,155.51, 34,715.48 and 13,826.04 is: 19,080.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,155.51 : 34,715.48 = 13,826.04 : x
  2. Step 2: Convert to fraction form
    25,155.51/34,715.48 = 13,826.04/x
  3. Step 3: Cross multiply
    25,155.51x = 34,715.48 × 13,826.04
  4. Step 4: Simplify right side
    25,155.51x = 479,977,545.97
  5. Step 5: Solve for x
    x = 479,977,545.97/25,155.51
  6. Step 6: Final answer
    x = 19,080.41

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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.