Home / 46,570.68-69,838.38-19,915.55

Finding the Fourth Proportional to 46,570.68, 69,838.38 and 19,915.55

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Solution

The fourth proportional to 46,570.68, 69,838.38 and 19,915.55 is: 29,865.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,570.68 : 69,838.38 = 19,915.55 : x
  2. Step 2: Convert to fraction form
    46,570.68/69,838.38 = 19,915.55/x
  3. Step 3: Cross multiply
    46,570.68x = 69,838.38 × 19,915.55
  4. Step 4: Simplify right side
    46,570.68x = 1,390,869,748.81
  5. Step 5: Solve for x
    x = 1,390,869,748.81/46,570.68
  6. Step 6: Final answer
    x = 29,865.78

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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.