Home / 14,068.40-21,095.36-4,705.04

Finding the Fourth Proportional to 14,068.40, 21,095.36 and 4,705.04

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Solution

The fourth proportional to 14,068.40, 21,095.36 and 4,705.04 is: 7,055.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,068.40 : 21,095.36 = 4,705.04 : x
  2. Step 2: Convert to fraction form
    14,068.40/21,095.36 = 4,705.04/x
  3. Step 3: Cross multiply
    14,068.40x = 21,095.36 × 4,705.04
  4. Step 4: Simplify right side
    14,068.40x = 99,254,512.61
  5. Step 5: Solve for x
    x = 99,254,512.61/14,068.40
  6. Step 6: Final answer
    x = 7,055.14

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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.