Home / 46,966.60-64,812.16-28,102.60

Finding the Fourth Proportional to 46,966.60, 64,812.16 and 28,102.60

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Solution

The fourth proportional to 46,966.60, 64,812.16 and 28,102.60 is: 38,780.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,966.60 : 64,812.16 = 28,102.60 : x
  2. Step 2: Convert to fraction form
    46,966.60/64,812.16 = 28,102.60/x
  3. Step 3: Cross multiply
    46,966.60x = 64,812.16 × 28,102.60
  4. Step 4: Simplify right side
    46,966.60x = 1,821,390,207.62
  5. Step 5: Solve for x
    x = 1,821,390,207.62/46,966.60
  6. Step 6: Final answer
    x = 38,780.54

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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.