Home / 15,340.02-23,009.37-4,809.81

Finding the Fourth Proportional to 15,340.02, 23,009.37 and 4,809.81

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Solution

The fourth proportional to 15,340.02, 23,009.37 and 4,809.81 is: 7,214.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,340.02 : 23,009.37 = 4,809.81 : x
  2. Step 2: Convert to fraction form
    15,340.02/23,009.37 = 4,809.81/x
  3. Step 3: Cross multiply
    15,340.02x = 23,009.37 × 4,809.81
  4. Step 4: Simplify right side
    15,340.02x = 110,670,697.92
  5. Step 5: Solve for x
    x = 110,670,697.92/15,340.02
  6. Step 6: Final answer
    x = 7,214.51

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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.