Home / 42,904.08-64,380.48-23,182.16

Finding the Fourth Proportional to 42,904.08, 64,380.48 and 23,182.16

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Solution

The fourth proportional to 42,904.08, 64,380.48 and 23,182.16 is: 34,786.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,904.08 : 64,380.48 = 23,182.16 : x
  2. Step 2: Convert to fraction form
    42,904.08/64,380.48 = 23,182.16/x
  3. Step 3: Cross multiply
    42,904.08x = 64,380.48 × 23,182.16
  4. Step 4: Simplify right side
    42,904.08x = 1,492,478,588.24
  5. Step 5: Solve for x
    x = 1,492,478,588.24/42,904.08
  6. Step 6: Final answer
    x = 34,786.40

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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.