Home / 46,319.28-69,444.36-21,689.52

Finding the Fourth Proportional to 46,319.28, 69,444.36 and 21,689.52

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Solution

The fourth proportional to 46,319.28, 69,444.36 and 21,689.52 is: 32,518.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,319.28 : 69,444.36 = 21,689.52 : x
  2. Step 2: Convert to fraction form
    46,319.28/69,444.36 = 21,689.52/x
  3. Step 3: Cross multiply
    46,319.28x = 69,444.36 × 21,689.52
  4. Step 4: Simplify right side
    46,319.28x = 1,506,214,835.11
  5. Step 5: Solve for x
    x = 1,506,214,835.11/46,319.28
  6. Step 6: Final answer
    x = 32,518.10

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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.