Home / 14,149.08-19,526.34-7,861.32

Finding the Fourth Proportional to 14,149.08, 19,526.34 and 7,861.32

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Solution

The fourth proportional to 14,149.08, 19,526.34 and 7,861.32 is: 10,848.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,149.08 : 19,526.34 = 7,861.32 : x
  2. Step 2: Convert to fraction form
    14,149.08/19,526.34 = 7,861.32/x
  3. Step 3: Cross multiply
    14,149.08x = 19,526.34 × 7,861.32
  4. Step 4: Simplify right side
    14,149.08x = 153,502,807.17
  5. Step 5: Solve for x
    x = 153,502,807.17/14,149.08
  6. Step 6: Final answer
    x = 10,848.96

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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.