Home / 14,130.60-19,501.15-8,162.52

Finding the Fourth Proportional to 14,130.60, 19,501.15 and 8,162.52

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Solution

The fourth proportional to 14,130.60, 19,501.15 and 8,162.52 is: 11,264.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,130.60 : 19,501.15 = 8,162.52 : x
  2. Step 2: Convert to fraction form
    14,130.60/19,501.15 = 8,162.52/x
  3. Step 3: Cross multiply
    14,130.60x = 19,501.15 × 8,162.52
  4. Step 4: Simplify right side
    14,130.60x = 159,178,526.90
  5. Step 5: Solve for x
    x = 159,178,526.90/14,130.60
  6. Step 6: Final answer
    x = 11,264.81

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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.