Home / 47,090.04-70,629.78-13,810.38

Finding the Fourth Proportional to 47,090.04, 70,629.78 and 13,810.38

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Solution

The fourth proportional to 47,090.04, 70,629.78 and 13,810.38 is: 20,714.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,090.04 : 70,629.78 = 13,810.38 : x
  2. Step 2: Convert to fraction form
    47,090.04/70,629.78 = 13,810.38/x
  3. Step 3: Cross multiply
    47,090.04x = 70,629.78 × 13,810.38
  4. Step 4: Simplify right side
    47,090.04x = 975,424,101.12
  5. Step 5: Solve for x
    x = 975,424,101.12/47,090.04
  6. Step 6: Final answer
    x = 20,714.02

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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.