Home / 28,126.04-38,814.36-19,054.18

Finding the Fourth Proportional to 28,126.04, 38,814.36 and 19,054.18

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Solution

The fourth proportional to 28,126.04, 38,814.36 and 19,054.18 is: 26,295.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,126.04 : 38,814.36 = 19,054.18 : x
  2. Step 2: Convert to fraction form
    28,126.04/38,814.36 = 19,054.18/x
  3. Step 3: Cross multiply
    28,126.04x = 38,814.36 × 19,054.18
  4. Step 4: Simplify right side
    28,126.04x = 739,575,802.02
  5. Step 5: Solve for x
    x = 739,575,802.02/28,126.04
  6. Step 6: Final answer
    x = 26,295.06

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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.