Home / 45,295.85-67,970.51-17,239.53

Finding the Fourth Proportional to 45,295.85, 67,970.51 and 17,239.53

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Solution

The fourth proportional to 45,295.85, 67,970.51 and 17,239.53 is: 25,869.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,295.85 : 67,970.51 = 17,239.53 : x
  2. Step 2: Convert to fraction form
    45,295.85/67,970.51 = 17,239.53/x
  3. Step 3: Cross multiply
    45,295.85x = 67,970.51 × 17,239.53
  4. Step 4: Simplify right side
    45,295.85x = 1,171,779,646.26
  5. Step 5: Solve for x
    x = 1,171,779,646.26/45,295.85
  6. Step 6: Final answer
    x = 25,869.47

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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.