Home / 46,783.40-70,175.10-13,504.55

Finding the Fourth Proportional to 46,783.40, 70,175.10 and 13,504.55

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Solution

The fourth proportional to 46,783.40, 70,175.10 and 13,504.55 is: 20,256.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,783.40 : 70,175.10 = 13,504.55 : x
  2. Step 2: Convert to fraction form
    46,783.40/70,175.10 = 13,504.55/x
  3. Step 3: Cross multiply
    46,783.40x = 70,175.10 × 13,504.55
  4. Step 4: Simplify right side
    46,783.40x = 947,683,146.71
  5. Step 5: Solve for x
    x = 947,683,146.71/46,783.40
  6. Step 6: Final answer
    x = 20,256.83

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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.