Home / 45,980.44-63,459.86-28,085.74

Finding the Fourth Proportional to 45,980.44, 63,459.86 and 28,085.74

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Solution

The fourth proportional to 45,980.44, 63,459.86 and 28,085.74 is: 38,762.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,980.44 : 63,459.86 = 28,085.74 : x
  2. Step 2: Convert to fraction form
    45,980.44/63,459.86 = 28,085.74/x
  3. Step 3: Cross multiply
    45,980.44x = 63,459.86 × 28,085.74
  4. Step 4: Simplify right side
    45,980.44x = 1,782,317,128.40
  5. Step 5: Solve for x
    x = 1,782,317,128.40/45,980.44
  6. Step 6: Final answer
    x = 38,762.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.