Home / 14,085.99-19,417.95-10,722.94

Finding the Fourth Proportional to 14,085.99, 19,417.95 and 10,722.94

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Solution

The fourth proportional to 14,085.99, 19,417.95 and 10,722.94 is: 14,781.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,085.99 : 19,417.95 = 10,722.94 : x
  2. Step 2: Convert to fraction form
    14,085.99/19,417.95 = 10,722.94/x
  3. Step 3: Cross multiply
    14,085.99x = 19,417.95 × 10,722.94
  4. Step 4: Simplify right side
    14,085.99x = 208,217,512.77
  5. Step 5: Solve for x
    x = 208,217,512.77/14,085.99
  6. Step 6: Final answer
    x = 14,781.89

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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.