Home / 38,333.42-57,509.39-12,038.16

Finding the Fourth Proportional to 38,333.42, 57,509.39 and 12,038.16

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Solution

The fourth proportional to 38,333.42, 57,509.39 and 12,038.16 is: 18,060.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,333.42 : 57,509.39 = 12,038.16 : x
  2. Step 2: Convert to fraction form
    38,333.42/57,509.39 = 12,038.16/x
  3. Step 3: Cross multiply
    38,333.42x = 57,509.39 × 12,038.16
  4. Step 4: Simplify right side
    38,333.42x = 692,307,412.19
  5. Step 5: Solve for x
    x = 692,307,412.19/38,333.42
  6. Step 6: Final answer
    x = 18,060.15

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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.