Home / 13,963.95-19,277.06-10,970.19

Finding the Fourth Proportional to 13,963.95, 19,277.06 and 10,970.19

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Solution

The fourth proportional to 13,963.95, 19,277.06 and 10,970.19 is: 15,144.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,963.95 : 19,277.06 = 10,970.19 : x
  2. Step 2: Convert to fraction form
    13,963.95/19,277.06 = 10,970.19/x
  3. Step 3: Cross multiply
    13,963.95x = 19,277.06 × 10,970.19
  4. Step 4: Simplify right side
    13,963.95x = 211,472,955.99
  5. Step 5: Solve for x
    x = 211,472,955.99/13,963.95
  6. Step 6: Final answer
    x = 15,144.21

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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.