Home / 38,259.07-57,397.86-13,295.50

Finding the Fourth Proportional to 38,259.07, 57,397.86 and 13,295.50

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Solution

The fourth proportional to 38,259.07, 57,397.86 and 13,295.50 is: 19,946.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,259.07 : 57,397.86 = 13,295.50 : x
  2. Step 2: Convert to fraction form
    38,259.07/57,397.86 = 13,295.50/x
  3. Step 3: Cross multiply
    38,259.07x = 57,397.86 × 13,295.50
  4. Step 4: Simplify right side
    38,259.07x = 763,133,247.63
  5. Step 5: Solve for x
    x = 763,133,247.63/38,259.07
  6. Step 6: Final answer
    x = 19,946.47

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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.