Home / 46,973.16-70,461-11,915.55

Finding the Fourth Proportional to 46,973.16, 70,461 and 11,915.55

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Solution

The fourth proportional to 46,973.16, 70,461 and 11,915.55 is: 17,873.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,973.16 : 70,461 = 11,915.55 : x
  2. Step 2: Convert to fraction form
    46,973.16/70,461 = 11,915.55/x
  3. Step 3: Cross multiply
    46,973.16x = 70,461 × 11,915.55
  4. Step 4: Simplify right side
    46,973.16x = 839,581,568.55
  5. Step 5: Solve for x
    x = 839,581,568.55/46,973.16
  6. Step 6: Final answer
    x = 17,873.64

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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.