Home / 46,915.08-70,372.98-13,637.40

Finding the Fourth Proportional to 46,915.08, 70,372.98 and 13,637.40

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Solution

The fourth proportional to 46,915.08, 70,372.98 and 13,637.40 is: 20,456.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,915.08 : 70,372.98 = 13,637.40 : x
  2. Step 2: Convert to fraction form
    46,915.08/70,372.98 = 13,637.40/x
  3. Step 3: Cross multiply
    46,915.08x = 70,372.98 × 13,637.40
  4. Step 4: Simplify right side
    46,915.08x = 959,704,477.45
  5. Step 5: Solve for x
    x = 959,704,477.45/46,915.08
  6. Step 6: Final answer
    x = 20,456.20

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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.