Home / 26,430.40-36,472.14-14,491.26

Finding the Fourth Proportional to 26,430.40, 36,472.14 and 14,491.26

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Solution

The fourth proportional to 26,430.40, 36,472.14 and 14,491.26 is: 19,996.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,430.40 : 36,472.14 = 14,491.26 : x
  2. Step 2: Convert to fraction form
    26,430.40/36,472.14 = 14,491.26/x
  3. Step 3: Cross multiply
    26,430.40x = 36,472.14 × 14,491.26
  4. Step 4: Simplify right side
    26,430.40x = 528,527,263.50
  5. Step 5: Solve for x
    x = 528,527,263.50/26,430.40
  6. Step 6: Final answer
    x = 19,996.95

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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.