Home / 14,804.64-22,235.04-13,111.20

Finding the Fourth Proportional to 14,804.64, 22,235.04 and 13,111.20

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Solution

The fourth proportional to 14,804.64, 22,235.04 and 13,111.20 is: 19,691.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,804.64 : 22,235.04 = 13,111.20 : x
  2. Step 2: Convert to fraction form
    14,804.64/22,235.04 = 13,111.20/x
  3. Step 3: Cross multiply
    14,804.64x = 22,235.04 × 13,111.20
  4. Step 4: Simplify right side
    14,804.64x = 291,528,056.45
  5. Step 5: Solve for x
    x = 291,528,056.45/14,804.64
  6. Step 6: Final answer
    x = 19,691.67

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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.