Home / 45,681.60-62,798.28-39,284.76

Finding the Fourth Proportional to 45,681.60, 62,798.28 and 39,284.76

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Solution

The fourth proportional to 45,681.60, 62,798.28 and 39,284.76 is: 54,004.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,681.60 : 62,798.28 = 39,284.76 : x
  2. Step 2: Convert to fraction form
    45,681.60/62,798.28 = 39,284.76/x
  3. Step 3: Cross multiply
    45,681.60x = 62,798.28 × 39,284.76
  4. Step 4: Simplify right side
    45,681.60x = 2,467,015,358.21
  5. Step 5: Solve for x
    x = 2,467,015,358.21/45,681.60
  6. Step 6: Final answer
    x = 54,004.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.