Home / 46,929.60-64,764-25,708.88

Finding the Fourth Proportional to 46,929.60, 64,764 and 25,708.88

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Solution

The fourth proportional to 46,929.60, 64,764 and 25,708.88 is: 35,478.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,929.60 : 64,764 = 25,708.88 : x
  2. Step 2: Convert to fraction form
    46,929.60/64,764 = 25,708.88/x
  3. Step 3: Cross multiply
    46,929.60x = 64,764 × 25,708.88
  4. Step 4: Simplify right side
    46,929.60x = 1,665,009,904.32
  5. Step 5: Solve for x
    x = 1,665,009,904.32/46,929.60
  6. Step 6: Final answer
    x = 35,478.89

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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.