Home / 35,516.78-53,256.62-10,553.40

Finding the Fourth Proportional to 35,516.78, 53,256.62 and 10,553.40

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Solution

The fourth proportional to 35,516.78, 53,256.62 and 10,553.40 is: 15,824.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,516.78 : 53,256.62 = 10,553.40 : x
  2. Step 2: Convert to fraction form
    35,516.78/53,256.62 = 10,553.40/x
  3. Step 3: Cross multiply
    35,516.78x = 53,256.62 × 10,553.40
  4. Step 4: Simplify right side
    35,516.78x = 562,038,413.51
  5. Step 5: Solve for x
    x = 562,038,413.51/35,516.78
  6. Step 6: Final answer
    x = 15,824.59

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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.