Home / 14,281.83-19,705.67-9,180.01

Finding the Fourth Proportional to 14,281.83, 19,705.67 and 9,180.01

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Solution

The fourth proportional to 14,281.83, 19,705.67 and 9,180.01 is: 12,666.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,281.83 : 19,705.67 = 9,180.01 : x
  2. Step 2: Convert to fraction form
    14,281.83/19,705.67 = 9,180.01/x
  3. Step 3: Cross multiply
    14,281.83x = 19,705.67 × 9,180.01
  4. Step 4: Simplify right side
    14,281.83x = 180,898,260.81
  5. Step 5: Solve for x
    x = 180,898,260.81/14,281.83
  6. Step 6: Final answer
    x = 12,666.32

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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.