Home / 46,915.66-70,373.40-13,636.72

Finding the Fourth Proportional to 46,915.66, 70,373.40 and 13,636.72

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Solution

The fourth proportional to 46,915.66, 70,373.40 and 13,636.72 is: 20,455.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,915.66 : 70,373.40 = 13,636.72 : x
  2. Step 2: Convert to fraction form
    46,915.66/70,373.40 = 13,636.72/x
  3. Step 3: Cross multiply
    46,915.66x = 70,373.40 × 13,636.72
  4. Step 4: Simplify right side
    46,915.66x = 959,662,351.25
  5. Step 5: Solve for x
    x = 959,662,351.25/46,915.66
  6. Step 6: Final answer
    x = 20,455.05

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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.