Home / 37,374.16-51,574.08-21,457.12

Finding the Fourth Proportional to 37,374.16, 51,574.08 and 21,457.12

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Solution

The fourth proportional to 37,374.16, 51,574.08 and 21,457.12 is: 29,609.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,374.16 : 51,574.08 = 21,457.12 : x
  2. Step 2: Convert to fraction form
    37,374.16/51,574.08 = 21,457.12/x
  3. Step 3: Cross multiply
    37,374.16x = 51,574.08 × 21,457.12
  4. Step 4: Simplify right side
    37,374.16x = 1,106,631,223.45
  5. Step 5: Solve for x
    x = 1,106,631,223.45/37,374.16
  6. Step 6: Final answer
    x = 29,609.53

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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.