Home / 17,888.02-26,696.81-17,421.46

Finding the Fourth Proportional to 17,888.02, 26,696.81 and 17,421.46

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Solution

The fourth proportional to 17,888.02, 26,696.81 and 17,421.46 is: 26,000.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,888.02 : 26,696.81 = 17,421.46 : x
  2. Step 2: Convert to fraction form
    17,888.02/26,696.81 = 17,421.46/x
  3. Step 3: Cross multiply
    17,888.02x = 26,696.81 × 17,421.46
  4. Step 4: Simplify right side
    17,888.02x = 465,097,407.54
  5. Step 5: Solve for x
    x = 465,097,407.54/17,888.02
  6. Step 6: Final answer
    x = 26,000.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.