Home / 37,268.84-51,430.98-20,501.72

Finding the Fourth Proportional to 37,268.84, 51,430.98 and 20,501.72

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Solution

The fourth proportional to 37,268.84, 51,430.98 and 20,501.72 is: 28,292.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,268.84 : 51,430.98 = 20,501.72 : x
  2. Step 2: Convert to fraction form
    37,268.84/51,430.98 = 20,501.72/x
  3. Step 3: Cross multiply
    37,268.84x = 51,430.98 × 20,501.72
  4. Step 4: Simplify right side
    37,268.84x = 1,054,423,551.29
  5. Step 5: Solve for x
    x = 1,054,423,551.29/37,268.84
  6. Step 6: Final answer
    x = 28,292.36

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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.