Home / 39,510.84-59,253.90-13,209.45

Finding the Fourth Proportional to 39,510.84, 59,253.90 and 13,209.45

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Solution

The fourth proportional to 39,510.84, 59,253.90 and 13,209.45 is: 19,810.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,510.84 : 59,253.90 = 13,209.45 : x
  2. Step 2: Convert to fraction form
    39,510.84/59,253.90 = 13,209.45/x
  3. Step 3: Cross multiply
    39,510.84x = 59,253.90 × 13,209.45
  4. Step 4: Simplify right side
    39,510.84x = 782,711,429.36
  5. Step 5: Solve for x
    x = 782,711,429.36/39,510.84
  6. Step 6: Final answer
    x = 19,810.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.