Home / 46,971.28-64,848.36-31,069.36

Finding the Fourth Proportional to 46,971.28, 64,848.36 and 31,069.36

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Solution

The fourth proportional to 46,971.28, 64,848.36 and 31,069.36 is: 42,894.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,971.28 : 64,848.36 = 31,069.36 : x
  2. Step 2: Convert to fraction form
    46,971.28/64,848.36 = 31,069.36/x
  3. Step 3: Cross multiply
    46,971.28x = 64,848.36 × 31,069.36
  4. Step 4: Simplify right side
    46,971.28x = 2,014,797,042.25
  5. Step 5: Solve for x
    x = 2,014,797,042.25/46,971.28
  6. Step 6: Final answer
    x = 42,894.23

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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.