Home / 14,434.40-19,918.91-9,059.70

Finding the Fourth Proportional to 14,434.40, 19,918.91 and 9,059.70

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Solution

The fourth proportional to 14,434.40, 19,918.91 and 9,059.70 is: 12,502.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,434.40 : 19,918.91 = 9,059.70 : x
  2. Step 2: Convert to fraction form
    14,434.40/19,918.91 = 9,059.70/x
  3. Step 3: Cross multiply
    14,434.40x = 19,918.91 × 9,059.70
  4. Step 4: Simplify right side
    14,434.40x = 180,459,303.63
  5. Step 5: Solve for x
    x = 180,459,303.63/14,434.40
  6. Step 6: Final answer
    x = 12,502.03

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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.