Home / 25,000.87-37,510.59-11,681.40

Finding the Fourth Proportional to 25,000.87, 37,510.59 and 11,681.40

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Solution

The fourth proportional to 25,000.87, 37,510.59 and 11,681.40 is: 17,526.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,000.87 : 37,510.59 = 11,681.40 : x
  2. Step 2: Convert to fraction form
    25,000.87/37,510.59 = 11,681.40/x
  3. Step 3: Cross multiply
    25,000.87x = 37,510.59 × 11,681.40
  4. Step 4: Simplify right side
    25,000.87x = 438,176,206.03
  5. Step 5: Solve for x
    x = 438,176,206.03/25,000.87
  6. Step 6: Final answer
    x = 17,526.44

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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.