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Finding the Fourth Proportional to 46,577, 64,281.12 and 26,439.32

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Solution

The fourth proportional to 46,577, 64,281.12 and 26,439.32 is: 36,489.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,577 : 64,281.12 = 26,439.32 : x
  2. Step 2: Convert to fraction form
    46,577/64,281.12 = 26,439.32/x
  3. Step 3: Cross multiply
    46,577x = 64,281.12 × 26,439.32
  4. Step 4: Simplify right side
    46,577x = 1,699,549,101.64
  5. Step 5: Solve for x
    x = 1,699,549,101.64/46,577
  6. Step 6: Final answer
    x = 36,489.02

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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.