Home / 46,709.10-70,063.65-13,426.20

Finding the Fourth Proportional to 46,709.10, 70,063.65 and 13,426.20

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Solution

The fourth proportional to 46,709.10, 70,063.65 and 13,426.20 is: 20,139.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,709.10 : 70,063.65 = 13,426.20 : x
  2. Step 2: Convert to fraction form
    46,709.10/70,063.65 = 13,426.20/x
  3. Step 3: Cross multiply
    46,709.10x = 70,063.65 × 13,426.20
  4. Step 4: Simplify right side
    46,709.10x = 940,688,577.63
  5. Step 5: Solve for x
    x = 940,688,577.63/46,709.10
  6. Step 6: Final answer
    x = 20,139.30

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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.