Home / 56,528.06-78,009.04-35,319.64

Finding the Fourth Proportional to 56,528.06, 78,009.04 and 35,319.64

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Solution

The fourth proportional to 56,528.06, 78,009.04 and 35,319.64 is: 48,741.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,528.06 : 78,009.04 = 35,319.64 : x
  2. Step 2: Convert to fraction form
    56,528.06/78,009.04 = 35,319.64/x
  3. Step 3: Cross multiply
    56,528.06x = 78,009.04 × 35,319.64
  4. Step 4: Simplify right side
    56,528.06x = 2,755,251,209.55
  5. Step 5: Solve for x
    x = 2,755,251,209.55/56,528.06
  6. Step 6: Final answer
    x = 48,741.30

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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.