Home / 46,970.58-70,457.27-13,689.93

Finding the Fourth Proportional to 46,970.58, 70,457.27 and 13,689.93

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Solution

The fourth proportional to 46,970.58, 70,457.27 and 13,689.93 is: 20,535.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,970.58 : 70,457.27 = 13,689.93 : x
  2. Step 2: Convert to fraction form
    46,970.58/70,457.27 = 13,689.93/x
  3. Step 3: Cross multiply
    46,970.58x = 70,457.27 × 13,689.93
  4. Step 4: Simplify right side
    46,970.58x = 964,555,025.84
  5. Step 5: Solve for x
    x = 964,555,025.84/46,970.58
  6. Step 6: Final answer
    x = 20,535.30

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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.