Home / 28,239.03-42,347.71-9,514.01

Finding the Fourth Proportional to 28,239.03, 42,347.71 and 9,514.01

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Solution

The fourth proportional to 28,239.03, 42,347.71 and 9,514.01 is: 14,267.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,239.03 : 42,347.71 = 9,514.01 : x
  2. Step 2: Convert to fraction form
    28,239.03/42,347.71 = 9,514.01/x
  3. Step 3: Cross multiply
    28,239.03x = 42,347.71 × 9,514.01
  4. Step 4: Simplify right side
    28,239.03x = 402,896,415.97
  5. Step 5: Solve for x
    x = 402,896,415.97/28,239.03
  6. Step 6: Final answer
    x = 14,267.36

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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.