Home / 35,916.94-53,870.55-9,621.91

Finding the Fourth Proportional to 35,916.94, 53,870.55 and 9,621.91

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Solution

The fourth proportional to 35,916.94, 53,870.55 and 9,621.91 is: 14,431.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,916.94 : 53,870.55 = 9,621.91 : x
  2. Step 2: Convert to fraction form
    35,916.94/53,870.55 = 9,621.91/x
  3. Step 3: Cross multiply
    35,916.94x = 53,870.55 × 9,621.91
  4. Step 4: Simplify right side
    35,916.94x = 518,337,583.75
  5. Step 5: Solve for x
    x = 518,337,583.75/35,916.94
  6. Step 6: Final answer
    x = 14,431.56

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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.