Home / 35,080.81-52,588.40-12,888.23

Finding the Fourth Proportional to 35,080.81, 52,588.40 and 12,888.23

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Solution

The fourth proportional to 35,080.81, 52,588.40 and 12,888.23 is: 19,320.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,080.81 : 52,588.40 = 12,888.23 : x
  2. Step 2: Convert to fraction form
    35,080.81/52,588.40 = 12,888.23/x
  3. Step 3: Cross multiply
    35,080.81x = 52,588.40 × 12,888.23
  4. Step 4: Simplify right side
    35,080.81x = 677,771,394.53
  5. Step 5: Solve for x
    x = 677,771,394.53/35,080.81
  6. Step 6: Final answer
    x = 19,320.29

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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.