Home / 38,287.16-57,430.80-14,913.59

Finding the Fourth Proportional to 38,287.16, 57,430.80 and 14,913.59

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Solution

The fourth proportional to 38,287.16, 57,430.80 and 14,913.59 is: 22,370.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,287.16 : 57,430.80 = 14,913.59 : x
  2. Step 2: Convert to fraction form
    38,287.16/57,430.80 = 14,913.59/x
  3. Step 3: Cross multiply
    38,287.16x = 57,430.80 × 14,913.59
  4. Step 4: Simplify right side
    38,287.16x = 856,499,117.42
  5. Step 5: Solve for x
    x = 856,499,117.42/38,287.16
  6. Step 6: Final answer
    x = 22,370.40

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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.