Home / 35,916.47-53,856.26-19,290.49

Finding the Fourth Proportional to 35,916.47, 53,856.26 and 19,290.49

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Solution

The fourth proportional to 35,916.47, 53,856.26 and 19,290.49 is: 28,925.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,916.47 : 53,856.26 = 19,290.49 : x
  2. Step 2: Convert to fraction form
    35,916.47/53,856.26 = 19,290.49/x
  3. Step 3: Cross multiply
    35,916.47x = 53,856.26 × 19,290.49
  4. Step 4: Simplify right side
    35,916.47x = 1,038,913,644.97
  5. Step 5: Solve for x
    x = 1,038,913,644.97/35,916.47
  6. Step 6: Final answer
    x = 28,925.83

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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.