Home / 35,931.32-53,889.69-9,629.91

Finding the Fourth Proportional to 35,931.32, 53,889.69 and 9,629.91

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Solution

The fourth proportional to 35,931.32, 53,889.69 and 9,629.91 is: 14,442.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,931.32 : 53,889.69 = 9,629.91 : x
  2. Step 2: Convert to fraction form
    35,931.32/53,889.69 = 9,629.91/x
  3. Step 3: Cross multiply
    35,931.32x = 53,889.69 × 9,629.91
  4. Step 4: Simplify right side
    35,931.32x = 518,952,864.63
  5. Step 5: Solve for x
    x = 518,952,864.63/35,931.32
  6. Step 6: Final answer
    x = 14,442.91

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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.