Home / 14,574.96-20,090.16-9,851.04

Finding the Fourth Proportional to 14,574.96, 20,090.16 and 9,851.04

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Solution

The fourth proportional to 14,574.96, 20,090.16 and 9,851.04 is: 13,578.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,574.96 : 20,090.16 = 9,851.04 : x
  2. Step 2: Convert to fraction form
    14,574.96/20,090.16 = 9,851.04/x
  3. Step 3: Cross multiply
    14,574.96x = 20,090.16 × 9,851.04
  4. Step 4: Simplify right side
    14,574.96x = 197,908,969.77
  5. Step 5: Solve for x
    x = 197,908,969.77/14,574.96
  6. Step 6: Final answer
    x = 13,578.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.