Home / 30,953.76-46,386.88-15,382.32

Finding the Fourth Proportional to 30,953.76, 46,386.88 and 15,382.32

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Solution

The fourth proportional to 30,953.76, 46,386.88 and 15,382.32 is: 23,051.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,953.76 : 46,386.88 = 15,382.32 : x
  2. Step 2: Convert to fraction form
    30,953.76/46,386.88 = 15,382.32/x
  3. Step 3: Cross multiply
    30,953.76x = 46,386.88 × 15,382.32
  4. Step 4: Simplify right side
    30,953.76x = 713,537,831.96
  5. Step 5: Solve for x
    x = 713,537,831.96/30,953.76
  6. Step 6: Final answer
    x = 23,051.73

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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.