Home / 15,216.12-22,802.58-6,875.28

Finding the Fourth Proportional to 15,216.12, 22,802.58 and 6,875.28

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Solution

The fourth proportional to 15,216.12, 22,802.58 and 6,875.28 is: 10,303.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,216.12 : 22,802.58 = 6,875.28 : x
  2. Step 2: Convert to fraction form
    15,216.12/22,802.58 = 6,875.28/x
  3. Step 3: Cross multiply
    15,216.12x = 22,802.58 × 6,875.28
  4. Step 4: Simplify right side
    15,216.12x = 156,774,122.22
  5. Step 5: Solve for x
    x = 156,774,122.22/15,216.12
  6. Step 6: Final answer
    x = 10,303.16

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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.