Home / 25,870.87-35,704.76-14,386.93

Finding the Fourth Proportional to 25,870.87, 35,704.76 and 14,386.93

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Solution

The fourth proportional to 25,870.87, 35,704.76 and 14,386.93 is: 19,855.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,870.87 : 35,704.76 = 14,386.93 : x
  2. Step 2: Convert to fraction form
    25,870.87/35,704.76 = 14,386.93/x
  3. Step 3: Cross multiply
    25,870.87x = 35,704.76 × 14,386.93
  4. Step 4: Simplify right side
    25,870.87x = 513,681,704.26
  5. Step 5: Solve for x
    x = 513,681,704.26/25,870.87
  6. Step 6: Final answer
    x = 19,855.60

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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.