Home / 13,903.61-19,195.70-10,710.89

Finding the Fourth Proportional to 13,903.61, 19,195.70 and 10,710.89

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Solution

The fourth proportional to 13,903.61, 19,195.70 and 10,710.89 is: 14,787.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,903.61 : 19,195.70 = 10,710.89 : x
  2. Step 2: Convert to fraction form
    13,903.61/19,195.70 = 10,710.89/x
  3. Step 3: Cross multiply
    13,903.61x = 19,195.70 × 10,710.89
  4. Step 4: Simplify right side
    13,903.61x = 205,602,881.64
  5. Step 5: Solve for x
    x = 205,602,881.64/13,903.61
  6. Step 6: Final answer
    x = 14,787.74

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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.