Home / 30,689.64-46,077.54-15,707.46

Finding the Fourth Proportional to 30,689.64, 46,077.54 and 15,707.46

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Solution

The fourth proportional to 30,689.64, 46,077.54 and 15,707.46 is: 23,583.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,689.64 : 46,077.54 = 15,707.46 : x
  2. Step 2: Convert to fraction form
    30,689.64/46,077.54 = 15,707.46/x
  3. Step 3: Cross multiply
    30,689.64x = 46,077.54 × 15,707.46
  4. Step 4: Simplify right side
    30,689.64x = 723,761,116.45
  5. Step 5: Solve for x
    x = 723,761,116.45/30,689.64
  6. Step 6: Final answer
    x = 23,583.24

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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.