Home / 17,278.02-23,851.70-13,030.89

Finding the Fourth Proportional to 17,278.02, 23,851.70 and 13,030.89

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Solution

The fourth proportional to 17,278.02, 23,851.70 and 13,030.89 is: 17,988.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,278.02 : 23,851.70 = 13,030.89 : x
  2. Step 2: Convert to fraction form
    17,278.02/23,851.70 = 13,030.89/x
  3. Step 3: Cross multiply
    17,278.02x = 23,851.70 × 13,030.89
  4. Step 4: Simplify right side
    17,278.02x = 310,808,773.28
  5. Step 5: Solve for x
    x = 310,808,773.28/17,278.02
  6. Step 6: Final answer
    x = 17,988.68

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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.