Home / 23,681.45-35,465.60-13,125.29

Finding the Fourth Proportional to 23,681.45, 35,465.60 and 13,125.29

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Solution

The fourth proportional to 23,681.45, 35,465.60 and 13,125.29 is: 19,656.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,681.45 : 35,465.60 = 13,125.29 : x
  2. Step 2: Convert to fraction form
    23,681.45/35,465.60 = 13,125.29/x
  3. Step 3: Cross multiply
    23,681.45x = 35,465.60 × 13,125.29
  4. Step 4: Simplify right side
    23,681.45x = 465,496,140.51
  5. Step 5: Solve for x
    x = 465,496,140.51/23,681.45
  6. Step 6: Final answer
    x = 19,656.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.