Home / 37,805.04-52,173-21,038.40

Finding the Fourth Proportional to 37,805.04, 52,173 and 21,038.40

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Solution

The fourth proportional to 37,805.04, 52,173 and 21,038.40 is: 29,034.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,805.04 : 52,173 = 21,038.40 : x
  2. Step 2: Convert to fraction form
    37,805.04/52,173 = 21,038.40/x
  3. Step 3: Cross multiply
    37,805.04x = 52,173 × 21,038.40
  4. Step 4: Simplify right side
    37,805.04x = 1,097,636,443.20
  5. Step 5: Solve for x
    x = 1,097,636,443.20/37,805.04
  6. Step 6: Final answer
    x = 29,034.13

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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.