Home / 46,784.18-64,630.47-40,485.62

Finding the Fourth Proportional to 46,784.18, 64,630.47 and 40,485.62

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Solution

The fourth proportional to 46,784.18, 64,630.47 and 40,485.62 is: 55,929.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,784.18 : 64,630.47 = 40,485.62 : x
  2. Step 2: Convert to fraction form
    46,784.18/64,630.47 = 40,485.62/x
  3. Step 3: Cross multiply
    46,784.18x = 64,630.47 × 40,485.62
  4. Step 4: Simplify right side
    46,784.18x = 2,616,604,962.24
  5. Step 5: Solve for x
    x = 2,616,604,962.24/46,784.18
  6. Step 6: Final answer
    x = 55,929.27

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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.