Home / 14,739.95-22,085.28-6,407.48

Finding the Fourth Proportional to 14,739.95, 22,085.28 and 6,407.48

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Solution

The fourth proportional to 14,739.95, 22,085.28 and 6,407.48 is: 9,600.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,739.95 : 22,085.28 = 6,407.48 : x
  2. Step 2: Convert to fraction form
    14,739.95/22,085.28 = 6,407.48/x
  3. Step 3: Cross multiply
    14,739.95x = 22,085.28 × 6,407.48
  4. Step 4: Simplify right side
    14,739.95x = 141,510,879.47
  5. Step 5: Solve for x
    x = 141,510,879.47/14,739.95
  6. Step 6: Final answer
    x = 9,600.50

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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.