Home / 46,678.78-64,416.72-25,458.05

Finding the Fourth Proportional to 46,678.78, 64,416.72 and 25,458.05

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Solution

The fourth proportional to 46,678.78, 64,416.72 and 25,458.05 is: 35,132.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,678.78 : 64,416.72 = 25,458.05 : x
  2. Step 2: Convert to fraction form
    46,678.78/64,416.72 = 25,458.05/x
  3. Step 3: Cross multiply
    46,678.78x = 64,416.72 × 25,458.05
  4. Step 4: Simplify right side
    46,678.78x = 1,639,923,829.56
  5. Step 5: Solve for x
    x = 1,639,923,829.56/46,678.78
  6. Step 6: Final answer
    x = 35,132.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.