Home / 26,835-37,030.86-15,504.12

Finding the Fourth Proportional to 26,835, 37,030.86 and 15,504.12

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Solution

The fourth proportional to 26,835, 37,030.86 and 15,504.12 is: 21,394.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,835 : 37,030.86 = 15,504.12 : x
  2. Step 2: Convert to fraction form
    26,835/37,030.86 = 15,504.12/x
  3. Step 3: Cross multiply
    26,835x = 37,030.86 × 15,504.12
  4. Step 4: Simplify right side
    26,835x = 574,130,897.14
  5. Step 5: Solve for x
    x = 574,130,897.14/26,835
  6. Step 6: Final answer
    x = 21,394.85

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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.