Home / 46,772.40-70,158.96-11,712.18

Finding the Fourth Proportional to 46,772.40, 70,158.96 and 11,712.18

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Solution

The fourth proportional to 46,772.40, 70,158.96 and 11,712.18 is: 17,568.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,772.40 : 70,158.96 = 11,712.18 : x
  2. Step 2: Convert to fraction form
    46,772.40/70,158.96 = 11,712.18/x
  3. Step 3: Cross multiply
    46,772.40x = 70,158.96 × 11,712.18
  4. Step 4: Simplify right side
    46,772.40x = 821,714,368.13
  5. Step 5: Solve for x
    x = 821,714,368.13/46,772.40
  6. Step 6: Final answer
    x = 17,568.36

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1.5x scale

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.