Home / 38,341.04-57,507.76-12,045.08

Finding the Fourth Proportional to 38,341.04, 57,507.76 and 12,045.08

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Solution

The fourth proportional to 38,341.04, 57,507.76 and 12,045.08 is: 18,066.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,341.04 : 57,507.76 = 12,045.08 : x
  2. Step 2: Convert to fraction form
    38,341.04/57,507.76 = 12,045.08/x
  3. Step 3: Cross multiply
    38,341.04x = 57,507.76 × 12,045.08
  4. Step 4: Simplify right side
    38,341.04x = 692,685,569.82
  5. Step 5: Solve for x
    x = 692,685,569.82/38,341.04
  6. Step 6: Final answer
    x = 18,066.43

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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.