Home / 23,831.10-35,746.65-18,312.30

Finding the Fourth Proportional to 23,831.10, 35,746.65 and 18,312.30

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Solution

The fourth proportional to 23,831.10, 35,746.65 and 18,312.30 is: 27,468.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,831.10 : 35,746.65 = 18,312.30 : x
  2. Step 2: Convert to fraction form
    23,831.10/35,746.65 = 18,312.30/x
  3. Step 3: Cross multiply
    23,831.10x = 35,746.65 × 18,312.30
  4. Step 4: Simplify right side
    23,831.10x = 654,603,378.80
  5. Step 5: Solve for x
    x = 654,603,378.80/23,831.10
  6. Step 6: Final answer
    x = 27,468.45

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Similar ratio
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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.